updata ReadMe.md
add a ignore file
update ignore file
update .gitignore
add two hello program of shell & python
Update .gitignore

update by mar.web
add two file
renamed hello to hellosh
add hello.c file
Merge pull request #1 from guweibing713/dev

guwb-pull a request ,yes
Add a win.txt by guwb-win7
make mistake and wait for you to fix it.
Merge pull request #2 from guweibing713/dev

make mistake & add a file
Merge branch 'dev'