Save in memory tree modification on commit.
Create deattached commit in git repository.
Fix path format.
Add push to local repository (jgit without hooks).
Update revisions after commit.
Update revisions on client connect.
Merge branch 'commit'

Conflicts:
	git-as-svn/src/main/java/svnserver/server/SessionContext.java
	git-as-svn/src/main/java/svnserver/server/SvnServer.java
	git-as-svn/src/main/java/svnserver/server/command/CommitCmd.java