Tests

Tests set that covers basic plugins functionality.

1. Loki:
   1. Prolog interface – direct Prolog code
   2. Semantic core – creating, editing and deleting knowledge database in wiki
   3. ASK queries – different ASK queries' options
   4. SPARQL queries – different SPARQL queries and their options
2. SBVRwiki:
   1. in progress…
3. BPwiki:
   1. in progress…