Fix severe STFLEngine bug.
Fix fix.
fix segfault in keypointintervallselector and improve perfromance
Merge branch 'master' of https://github.com/CVVisualPSETeam/CVVisual
added check
rename KeyPoint Color -> KEyPointSetting in linematchview
Merge branch 'master' of https://github.com/CVVisualPSETeam/CVVisual
Fix #36