Mozilla Firefox: saving upstream version
Mozilla Firefox: remove extra spaces
Disable the installation of Flash and Shockwave plugins

For lack of URLs to download them from
Mozilla Firefox: remove extra spaces
Mozilla Firefox: use consistent indentation
Mozilla Firefox: less intrusive plugins disabling
Backup upstream version of POL_Install_steam function
POL_Install_steam: fix missing text in Wine 1.5.10+
Payday The Heist: backup upstream version
Payday The Heist: upgrade Wine version

Bug report #1746
Mozilla Firefox: restore flash player installation
Merge ie6 fixes

Merge work done on Lucie