1. Add ability to get Git status with filter.
2. Reworked Injecting VCS status info in Project service to make Status request only once instead of requesting each time in the loop.
3. Removed `format` parameter from get status method in Git Service, because it is redundant and do not affects to anything, since we use Jgit as a Git engine.
1. Get rid of using Everrest based Websocket calls in `GitServiceClientImpl.java`.
2. Remove deprecated methods from git client service.
3. Get rid of `DevMachine devMachine` parameter from all git client service methods.
4. Rework Git clent side to use streams and lambdas.