don't call out to sbt in tests closes #618
Restart presentation compiler instead of invalidating classpath

Add functionality to help the client deal with restarts:
- askTypeInfoByName now parses all names generated by typeFullName  (except
names of anonymous symbols)
- added askMemberInfoByName
- emit a :compiler-restarted message
Merge pull request #634 from edani/restart

Restart presentation compiler instead of invalidating classpath
remove tycho dependency closes #623
Merge pull request #641 from fommil/remove_tycho

remove tycho dependency closes #623
Merge pull request #633 from fommil/nosbt_intg

don't call out to sbt in tests closes #618