Adapt files in Erfurt/include

+ rename SysOnt.rdf to SysOnt.ttl
+ rename SysOntLocal.rdf to SysOntLocal.ttl
+ wrote TestCases to simply check if the files are
  still containing the same strings
+ adapt default.ini and set new paths (from GoogleCode
  to Github)
+ improve readability of Makefile's test output
add two test cases for Store's sparqlAsk