adds search request for projects and users (with tests)
adds SHCClient search methods + tests
ads SHCSearchController (+tests)
integrates search controller with main window (+tests)
removes unused accessors (probably metacello fail)
Merge branch 'master' into searchRequests

Conflicts:
	packages/SHC-Core.package/SHCClient.class/methodProperties.json
	packages/SHC-Core.package/SHCMainWindow.class/methodProperties.json
	packages/SHC-Core.package/monticello.meta/version
	packages/SHC-Tests.package/SHCProjectRequestTest.class/methodProperties.json
	packages/SHC-Tests.package/SHCUserRequestTest.class/methodProperties.json
	packages/SHC-Tests.package/monticello.meta/version
lonely version(?)