ignore contents of build directory
ignore build directory
add cross compilation build folder
define macro to support cmake compilation.
Implement cmake
modify find curl
Fix cmake list.
update cmake script
add cmake for raspberry
update cmake
fix if NO_INLINE
update readme.
Fix readme
Fix readme
fix code review.
Change jansson version to 2.7
Fix warning and linking error on osx.
Change inline detection.
Change stdup warning handler
fix build Jansson.