IDEA-110365 resolve conflicts after updateTo action
enlighten MiscPsiTest
don't produce type canonical texts with ?extends (EA-47528)
a bullet-proof non-directory assertion (EA-38183)
don't continue completion in case of commit issues (EA-47468)
remove long deprecated FileCopyPatcher API
separate assertions from completion logic and add some diagnostics
fix typo in test name
a correct dependency for dom tests to run in their module classpath
increment psi modification count in EDT, in test as well