Merge branch 'master' of https://github.com/openframeworks/openFrameworks
Merge branch 'master' of github.com:openframeworks/openFrameworks
Merge branch 'master' of github.com:openframeworks/openFrameworks
Merge branch 'master' of github.com:openframeworks/openFrameworks
Merge branch 'master' of github.com:openframeworks/openFrameworks
remove non-working examples for RPi/armv6

fileBufferLoadingCSVExample
shaderExample
systemSpeakExample
minor spelling
Change log updated for Linux Arm
Merge pull request #2895 from jvcleave/bugfix-0.8.1-excludes-armv6

0.8.1 excludes armv6 from RC3 testing
ofVbo: don't use VAOs unless GL3+, Closes #2580
update to latest codebas from PG simple
fix ofSystemLoadDialog call
Merge branch 'master' of https://github.com/openframeworks/openFrameworks into feature-updates-HTTP-calls