Fix typo in flask section

Changed Additionnal to Additional
Fixed typo in chapter, The Beginning
Fixed a typo in testing chapter.
PEP8 fix in an example in 'Function' chapter

No spaces around '=' in a kwarg in a function call or definition.
Typo fix in strings
Adds gaug.es
Fixed the word fahrenheit
Merge pull request #32 from ghoshavik/master

Fixed typo in chapter, The Beginning
Merge pull request #33 from rtnpro/master

Some typo fixes.
Merge pull request #34 from sayanchowdhury/patch-1

Fix typo in flask section
Merge pull request #35 from sayanchowdhury/master

Typo fix in strings
Merge pull request #36 from chandan47kumar/master

Fixed the typo in temperature.py.
Moves python to Python.
Removes three links from index