cleanup
fixed env tests according django 1.6
fixed PY-12147 Can't rerun failed tests if using Django 1.6 and django_nose
fixed tests
RemoteSdkCredentials retrieval extracted from RemoteSdkAdditionalData.
Merge remote-tracking branch 'origin/master'

Conflicts:
	phpstorm/phpstorm-remote-interpreter/src/com/jetbrains/php/remote/interpreter/PhpRemoteSdkAdditionalData.java
Code clean.
UI to create remote interpreter based on Vagrant.
remove all breakpoints before settings new ones.
Don't delete pyc and do write python byte code in debugger tests.
Deprecated remote sdk api. Old legacy classes leaved for compatibility.
Fix creation of remote sdk in tests.
Breakpoint remove should be executed in write action like breakpoint add in XDebuggerTestUtil.
Disable default breakpoints in env debugger tests.
Package method for checking version addded
Package method for checking version added
Package method for checking version added
Remove unused parameter.
PY-12118 Pycharm "Run manage.py Task" does not recognize the new django 1.7 "migrate", "squashmigrations", "makemigrations" command's (tests added)
Merge remote-tracking branch 'origin/master'