Update project_js_jquery.md

Added links to my version of the light grid project
Add my solution to HTML/CSS exercise
Correcting a typo

After trying to track down my bug, turned out the 'C' in onclick needed to be downcased: http://www.w3schools.com/jsref/event_onclick.asp
Edit typo in introduction to the back end
accidental addition of a file
Update project_file_io.md

Added my solutions.
Add Chris Dziewa's solution
Solution Submission Request

With extra rainbow goodness!
Merge pull request #731 from Latiosu/patch-2

Solution Submission Request
Merge pull request #724 from NatalieLow/patch-3

Correcting a typo
Merge pull request #729 from johnwquarles/master

Added John Quarles' Ruby OOP project solutions
Merge pull request #726 from viparthasarathy/patch-11

Update project_file_io.md
merge
Merge pull request #723 from alberto-marin/patch-1

Add my solution to HTML/CSS exercise
Merge pull request #725 from JulsFelic/master

Edit typo in introduction to the back end
merge
Include Scott's Etch-A-Sketch
Please add my solution to Bubble Sort
Add Steve Gardner's jQuery project

Liking the Odin Project. Thanks Erik!
Add my solution to the Javascript/JQuery project

Thank you for this course.