And enable to copy back the return value of wasm main function when calling wasm_application_execute_main, add license headers in wasm-c-api samples, fix several issues reported by klocwork.
Fix the build issues on mac for basic/multi-module/multi-thread/
simple/spawn-thread/wasm-c-api under samples.
And all these samples could be run as expected.
Signed-off-by: Xiaokang Qin <xiaokang.qxk@antgroup.com>
