Merge pull request #5 from lbrentcarpenter/gh-pages

Create README.md
fixed a little typo
turned x^1 into x

for clarity
update for site
Merge branch 'master' of https://github.com/lbrentcarpenter/indefinteg
Merge pull request #7 from lbrentcarpenter/gh-pages

waersrtytytstu.dy/
Merge pull request #8 from lbrentcarpenter/master

wasd