added ch docs
fixed #140
minor fixes for spatial key encoding and region search
fixed #162, therefor bug fix necessary in GHUtility.copyTo and QueryGraph which needs new method detach(false)
removed unnecessary code. thanks @renauddl
fixed #161
renamed swapDirections to reverseFlags
minor refactoring that does not require extensions in GPXEntry
Merge branch 'issue_160'
made round for distance protected to InstructionList
fixed test for jdk8
fixed bug in gpx due to extension
moving extensions to rte as we need these details only per turn instruction, see #157
added test for oneway to car encoder
minor fix to unit test
link to GLA
fixed #165
fixed #110
removed algoType param from service
Added constructor to EncodingManager