Add edit profile section
Add authorization section for user edit actions
Typo fixed

An "a" was removed
Typo fixed

"to provide" removed because was duplicated
Merge pull request #35 from nicopaez
Merge pull request #37 from 'renich-master'

Conflicts:
	01-00-introduction.md
	01-01-motivation.md
Various typos and updates.
Add waffle io for better communication with the community
Merge pull request #39 from cpursley
Put @Renich, @inicopaez, and @gcpursley on the list of contributors, thanks for your help
Remove second occurrence of link/footnote to Rails

As it currently stands, page 2 has the same footnote twice (both pointing to the Rails website).
Fix a typo
Typos, layout, and some explanations
Get rid of long error message, which is gone now
Merge branch 'user-profile', using branches
for a book is not a good idea
Get rid of Bitdeli badge
Merge branch 'rousisk-patch-1', fixes #42
Add "Code Coverage" section
Rework the usage of the render command - no need to take the controller name for eeach render call
Remember me WIP