Update project file.
Upstream 2.27
Merge 2.27 with easy-build changes.

Conflicts:
	.gitignore
	KeePass.userprefs
	KeePass/DataExchange/ImportUtil.cs
	KeePass/KeePass.csproj
	KeePassLib/KeePassLib.csproj
	KeePassLib/PwDefs.cs
	Translation/TrlUtil/TrlUtil.csproj
	Translation/TrlUtil/TrlUtil.exe.mdb