Various changes to my website.

new file:   README_git_push
    Pushing my git repository to GitHub has a slightly different
	naming scheme than traditionally used. This new file is just
	a simple reminder for me on how to properly push the repository
	to GitHub.

modified:   source/_posts/2012-10-04-time-for-titan.markdown
    No idea what change I made. Minor at most.

new file:   source/_posts/2013-02-03-postdoc-with-southwest-research-institute.markdown
    This is a new post announcing my new job in Boulder, CO.

modified:   source/index.markdown
    I changed the home page to reflect my new job. I also made minor
	edits.

modified:   source/projects/index.markdown
    I rearranged some text and added a new paragraph discussing my new
	research.