fixed: #39, the first -I flag is missing v0.4.22

- more debug function
- #39, cppcm-trim-compiling-flag is buggy, the first -I flag is missing

fixed: regex to extract target too strict v0.4.21

add more debug code

recursive algorithm to detect target

support semantic v0.4.18

support path containing space character

revert 52cba, give up paths with space character v0.4.16

v0.4.15

target name is more tolerant

project name is the target