switch flag to C++11 standart
remove deprecated register keyword
update travis to install gcc-4.8 for c++11 compat
fix shell command in travis
ammend travis command, export gcc-4.8 as CC
(temporarily) remove NULLpointer region InputTest

references should never be null, actuall code does not compile under clang 3.6 that enforces that
please review
clang-modernized

Conflicts:
	src/main/engine/Input.cpp
	src/test/testeverything/engine/InputTest.cpp
Revert "(temporarily) remove NULLpointer region InputTest"

This reverts commit c3307fe8ea91a374dd498ecf9b98e8f2e73bffe1.
change stdlib to libc++ from libstdc++ on OSX

to fix problems with c++11, std::move missing for example
dummy
(temporary) list gcov versions avail to Travis
install gcc-4.8 in travis, even for clang

used in gcov
fix travis command
remove (now unused) variable
Revert "change stdlib to libc++ from libstdc++ on OSX"

This reverts commit 7a6fead82433be7bfcb86af22560cabb9b7a14c0.
Travis install gcc48 for OSX
alias for gcc not working in travis
dummy, ping OSX built
Merge branch 'master' into c++11
Test for nupic.tools auto PR feature.