update instructions for centos 7
fix doc bug
fix dir name mistake
remove boost sleep test
add missing runtime step
add more debug output
add more debug output
replace std::string in FromBase64 with std::vector<char>
replace std::string in ToBase64 with std::vector<char>
avoid vector indexing if binary size is 0
avoid vector indexing if binary size is 0
fix a bug and an exception
fix potential string addressing bug
fix potential string addressing bug
Merge branch 'master' into logan

Conflicts:
	src/dope/dope_main.ss/src/FilePersistor.cpp
	src/lluf/lluf_utils.ss/tests/BoostSleep_test/CMakeLists.txt