ImportProject: Fix loading of sln without BOM

2.7: Updated Makefile

2.6.3: set version

remove --rule command

win_installer: update building. all files needed are collected in a s…

…ingle folder. the 'deploy' artifact will contain all the files.

Remove -rc1 from version

Makefile: Set release mode

Set release mode

2.4.1: Set version

2.4: Updated Makefile