diff --git a/app/javascript/icons/android-chrome-144x144.png b/app/javascript/icons/android-chrome-144x144.png
old mode 100755
new mode 100644
index d636e94c43..698fb4a260
Binary files a/app/javascript/icons/android-chrome-144x144.png and b/app/javascript/icons/android-chrome-144x144.png differ
diff --git a/app/javascript/icons/android-chrome-192x192.png b/app/javascript/icons/android-chrome-192x192.png
old mode 100755
new mode 100644
index 4a2681ffb9..2b6b632648
Binary files a/app/javascript/icons/android-chrome-192x192.png and b/app/javascript/icons/android-chrome-192x192.png differ
diff --git a/app/javascript/icons/android-chrome-256x256.png b/app/javascript/icons/android-chrome-256x256.png
old mode 100755
new mode 100644
index 8fab493ede..51e3849a26
Binary files a/app/javascript/icons/android-chrome-256x256.png and b/app/javascript/icons/android-chrome-256x256.png differ
diff --git a/app/javascript/icons/android-chrome-36x36.png b/app/javascript/icons/android-chrome-36x36.png
old mode 100755
new mode 100644
index 335d012db1..925f69c4fc
Binary files a/app/javascript/icons/android-chrome-36x36.png and b/app/javascript/icons/android-chrome-36x36.png differ
diff --git a/app/javascript/icons/android-chrome-384x384.png b/app/javascript/icons/android-chrome-384x384.png
old mode 100755
new mode 100644
index 02b1e6fced..9d256a83cb
Binary files a/app/javascript/icons/android-chrome-384x384.png and b/app/javascript/icons/android-chrome-384x384.png differ
diff --git a/app/javascript/icons/android-chrome-48x48.png b/app/javascript/icons/android-chrome-48x48.png
old mode 100755
new mode 100644
index 43cf411b8c..bcfe7475d0
Binary files a/app/javascript/icons/android-chrome-48x48.png and b/app/javascript/icons/android-chrome-48x48.png differ
diff --git a/app/javascript/icons/android-chrome-512x512.png b/app/javascript/icons/android-chrome-512x512.png
old mode 100755
new mode 100644
index 1856b80c7c..bffacfb699
Binary files a/app/javascript/icons/android-chrome-512x512.png and b/app/javascript/icons/android-chrome-512x512.png differ
diff --git a/app/javascript/icons/android-chrome-72x72.png b/app/javascript/icons/android-chrome-72x72.png
old mode 100755
new mode 100644
index 335008bf85..16679d5731
Binary files a/app/javascript/icons/android-chrome-72x72.png and b/app/javascript/icons/android-chrome-72x72.png differ
diff --git a/app/javascript/icons/android-chrome-96x96.png b/app/javascript/icons/android-chrome-96x96.png
old mode 100755
new mode 100644
index d1cb095822..9ade87cf32
Binary files a/app/javascript/icons/android-chrome-96x96.png and b/app/javascript/icons/android-chrome-96x96.png differ
diff --git a/app/javascript/icons/apple-touch-icon-1024x1024.png b/app/javascript/icons/apple-touch-icon-1024x1024.png
old mode 100755
new mode 100644
index c2a2d516ef..8ec371eb27
Binary files a/app/javascript/icons/apple-touch-icon-1024x1024.png and b/app/javascript/icons/apple-touch-icon-1024x1024.png differ
diff --git a/app/javascript/icons/apple-touch-icon-114x114.png b/app/javascript/icons/apple-touch-icon-114x114.png
old mode 100755
new mode 100644
index 218b415439..e1563f51e5
Binary files a/app/javascript/icons/apple-touch-icon-114x114.png and b/app/javascript/icons/apple-touch-icon-114x114.png differ
diff --git a/app/javascript/icons/apple-touch-icon-120x120.png b/app/javascript/icons/apple-touch-icon-120x120.png
old mode 100755
new mode 100644
index be53bc7c10..e9a5f5b0e5
Binary files a/app/javascript/icons/apple-touch-icon-120x120.png and b/app/javascript/icons/apple-touch-icon-120x120.png differ
diff --git a/app/javascript/icons/apple-touch-icon-144x144.png b/app/javascript/icons/apple-touch-icon-144x144.png
old mode 100755
new mode 100644
index cbb055732f..698fb4a260
Binary files a/app/javascript/icons/apple-touch-icon-144x144.png and b/app/javascript/icons/apple-touch-icon-144x144.png differ
diff --git a/app/javascript/icons/apple-touch-icon-152x152.png b/app/javascript/icons/apple-touch-icon-152x152.png
old mode 100755
new mode 100644
index 3a7975c054..0cc93cc288
Binary files a/app/javascript/icons/apple-touch-icon-152x152.png and b/app/javascript/icons/apple-touch-icon-152x152.png differ
diff --git a/app/javascript/icons/apple-touch-icon-167x167.png b/app/javascript/icons/apple-touch-icon-167x167.png
old mode 100755
new mode 100644
index 25be4eb5f5..9bbbf53120
Binary files a/app/javascript/icons/apple-touch-icon-167x167.png and b/app/javascript/icons/apple-touch-icon-167x167.png differ
diff --git a/app/javascript/icons/apple-touch-icon-180x180.png b/app/javascript/icons/apple-touch-icon-180x180.png
old mode 100755
new mode 100644
index dc0e9bc20b..329b803b91
Binary files a/app/javascript/icons/apple-touch-icon-180x180.png and b/app/javascript/icons/apple-touch-icon-180x180.png differ
diff --git a/app/javascript/icons/apple-touch-icon-192x192.png b/app/javascript/icons/apple-touch-icon-192x192.png
new file mode 100644
index 0000000000..2b6b632648
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-192x192.png differ
diff --git a/app/javascript/icons/apple-touch-icon-256x256.png b/app/javascript/icons/apple-touch-icon-256x256.png
new file mode 100644
index 0000000000..51e3849a26
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-256x256.png differ
diff --git a/app/javascript/icons/apple-touch-icon-36x36.png b/app/javascript/icons/apple-touch-icon-36x36.png
new file mode 100644
index 0000000000..925f69c4fc
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-36x36.png differ
diff --git a/app/javascript/icons/apple-touch-icon-384x384.png b/app/javascript/icons/apple-touch-icon-384x384.png
new file mode 100644
index 0000000000..9d256a83cb
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-384x384.png differ
diff --git a/app/javascript/icons/apple-touch-icon-48x48.png b/app/javascript/icons/apple-touch-icon-48x48.png
new file mode 100644
index 0000000000..bcfe7475d0
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-48x48.png differ
diff --git a/app/javascript/icons/apple-touch-icon-512x512.png b/app/javascript/icons/apple-touch-icon-512x512.png
new file mode 100644
index 0000000000..bffacfb699
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-512x512.png differ
diff --git a/app/javascript/icons/apple-touch-icon-57x57.png b/app/javascript/icons/apple-touch-icon-57x57.png
old mode 100755
new mode 100644
index bb0dc957cd..e00e142c64
Binary files a/app/javascript/icons/apple-touch-icon-57x57.png and b/app/javascript/icons/apple-touch-icon-57x57.png differ
diff --git a/app/javascript/icons/apple-touch-icon-60x60.png b/app/javascript/icons/apple-touch-icon-60x60.png
old mode 100755
new mode 100644
index 9143a0bf07..011285b564
Binary files a/app/javascript/icons/apple-touch-icon-60x60.png and b/app/javascript/icons/apple-touch-icon-60x60.png differ
diff --git a/app/javascript/icons/apple-touch-icon-72x72.png b/app/javascript/icons/apple-touch-icon-72x72.png
old mode 100755
new mode 100644
index 2b7d19484c..16679d5731
Binary files a/app/javascript/icons/apple-touch-icon-72x72.png and b/app/javascript/icons/apple-touch-icon-72x72.png differ
diff --git a/app/javascript/icons/apple-touch-icon-76x76.png b/app/javascript/icons/apple-touch-icon-76x76.png
old mode 100755
new mode 100644
index 0985e33bcb..83c8748876
Binary files a/app/javascript/icons/apple-touch-icon-76x76.png and b/app/javascript/icons/apple-touch-icon-76x76.png differ
diff --git a/app/javascript/icons/apple-touch-icon-96x96.png b/app/javascript/icons/apple-touch-icon-96x96.png
new file mode 100644
index 0000000000..9ade87cf32
Binary files /dev/null and b/app/javascript/icons/apple-touch-icon-96x96.png differ
diff --git a/app/javascript/icons/favicon-16x16.png b/app/javascript/icons/favicon-16x16.png
old mode 100755
new mode 100644
index 1326ba0462..7f865cfe96
Binary files a/app/javascript/icons/favicon-16x16.png and b/app/javascript/icons/favicon-16x16.png differ
diff --git a/app/javascript/icons/favicon-32x32.png b/app/javascript/icons/favicon-32x32.png
old mode 100755
new mode 100644
index f5058cb0a5..7f865cfe96
Binary files a/app/javascript/icons/favicon-32x32.png and b/app/javascript/icons/favicon-32x32.png differ
diff --git a/app/javascript/icons/favicon-48x48.png b/app/javascript/icons/favicon-48x48.png
old mode 100755
new mode 100644
index 6253d054c7..7f865cfe96
Binary files a/app/javascript/icons/favicon-48x48.png and b/app/javascript/icons/favicon-48x48.png differ
diff --git a/public/avatars/original/missing.png b/public/avatars/original/missing.png
index 781370782e..3b37e69c5d 100644
Binary files a/public/avatars/original/missing.png and b/public/avatars/original/missing.png differ
diff --git a/public/favicon.ico b/public/favicon.ico
old mode 100755
new mode 100644
index fc5e475d42..7f865cfe96
Binary files a/public/favicon.ico and b/public/favicon.ico differ