quick fix for bin format memory leak
removed Mac OSX build warning
Fix non-void-return error in PotreeWriter.cpp
Merge pull request #53 from tigerfoot/issue51

Fix non-void-return error in PotreeWriter.cpp issue 51 & 52
merging georepublic fixes
Merge branch 'Georepublic-develop_remove_warning' into develop
fixed read loop range
Merge pull request #56 from potree/develop

Develop