Small refactoring.
Use git tree from cache.
Move reset cache functionality into configuration file.
Use common method for tree layout.
Merge branch 'master' into svn-layout

Conflicts:
	src/main/java/svnserver/repository/git/GitRevision.java
Добавил сброс кэша перед тестами.
Merge branch 'master' into svn-layout
Merge branch 'master' into svn-layout

Conflicts:
	src/main/java/svnserver/config/GitRepositoryConfig.java
	src/test/java/svnserver/SvnTestServer.java
Merge branch 'master' into svn-layout
Config file refactoring.
Config file refactoring.
Config file refactoring.
All path in config now relative to config file path.
Merge branch 'config'
Config refactoring.