add small ponies option
Remove unneeded .orig/.patch files and fix small ponies checkbox.
added russian translation, added small ponies fix
fixed flto, updated credits
Integrated parts of XRevan86 91936f0b96042a5dce9595fd0b5f23d64f14cff5 commit.
Update copyright dates and make the Add pony the active page.
Update readme and set window icons.
Update readme with installation sources supplied by XRevan86
Update translations.