who knows what I am doing here :P
uh
Merge branch 'master' into feature/api/indexes
think about indexes, add stubs
Merge branch 'master' into feature/api/indexes
clean stuff
Merge branch 'master' into feature/api/indexes

Conflicts:
	src/main/scala/ohnosequences/scarph/Denotation.scala
Started working on indexes; moved conditions/predicates from tabula
WIP: experimenting with standard index implementation for titan
Draft implementation of the index lookup; issues with type inference
Trying to make a simple index test
Figthing with weird type-inference issues; tests work, but the type-members in index types are in a mess
uh oh
la la la
oh oh
uh oh unchecked is coming
Added common for vertex and edge Item type with a raw graph inside
Moving index functionality to item
Working simple test of a standard index lookup
* Removed KeyCondition;
* Renamed Predicate to Query;
* Renamed LookupItem to QueryEval;
* Added typelevel method for queries;