do not print gcc version on module load

when I import the module it prints the gcc version
```
In [1]: from hope import jit
4.9.1
```
replaced invalid tabs with spaces
fixed typo
update to gcc 4.8 on travis hosts
added links to documentation websites & coverall badge. Adding gitignore
Merge pull request #6 from xantares/patch-1

do not print gcc version on module load
Merge pull request #11 from xantares/patch-2

update to gcc 4.8 on travis hosts
Add dependencies to package metadata

Add the following packages to requirements.txt and setup.py

* tox
* py.test
* sphinx
* flake8
* coverage

Fixes #1 on github
Add a .gitignore to ignore generated files

This comes in handy for development.
Split optional dependencies and test dependencies