- Reworked Windows Installer
  - cleaned code and files
  - changed location of the source files to release build
  - added header logo
  - added standard/portable install
  - added convert of NSIS language files to/from Qt ts files for translation on Transifex
  - waiting for more translations on Transifex
- Fixed format of the french license file
- Updated english translation


git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5.5@7094 b45a01b8-16f6-495d-af2f-9b41ad6348cc