Created HAFF-Algorithm base structure.
Modified line object. Added new files to projectfiles.
Merge branch 'master' into haff-dev

Conflicts:
	algorithms/include/line.h
Some minor fixes to HAFF-structure.
Added prototype for HaffDatabase.
Added empty methods to Hypothesis class.
Haff class now needs a HaffDatabase instance.
Implemented the Haff iteration loop.

Closes #42.
implemented <-operator for hypothesis
Changed inclusion guard name in hypothesis.h
Merge branch 'master' into haff-dev
Merge remote-tracking branch 'origin/master' into haff-dev
Added a test file for the HaffDatabase.
Implemented HaffDatabase.
Added some unnecessary comments ;)
Merge branch 'haff-database' into haff-dev

Closes #42.
Added vector calculation to line object
Implemented necessary hypothesis methods.
Added hypothesis construction.
Closes #41.
Implemented getRating() and containsLine(). Refering #47. TODO: Implement rating calculation in Hypothesis.