added edl2 including tests to repo.
finally established gui support for edl2.
minor gui fix.
Enabled EDL2Test.
Removed debug output from EDL2Test.
Fixed anchorStepping slot.
extented getNextPointTest.
extended calcGradTest.
extended findAnchorsTest
extended walkFromAnchorTest
Merge branch 'edl2' of https://github.com/FormSeher/formseher into edl2
Some fixes to the gui layouts.
Fixed compiler warinings for EDL2.
Fixed naming of EDL2::getSobelVector parameters.
Some cleanups in EDL2Test.
resolved merge issue with local stash.
removed obslot helper methods.
minor fix isOutOfBounds
minor change getSobelVector
added getSobelVectorTest()
added additonal commentaries for doxy file.