Remove some usages of AbstractModule#getDescriptorFile
Little rearrangements in IModule
Get rid from some usages SolutionDescriptor#getModuleDescriptor().getKind()
Get rid from some usages SolutionDescriptor#getModuleDescriptor().getKind() (2)
Remove hack for ClassLoaderManager#canLoad and test mode again
Fix ModuleTestSuite
Fix ypath constraints
Fix SNodeReadAccess and ActionsTest tests
Merge branch 'ttim/imodule_refactoring'