Update README.rst

Updated all instances of the institution name from either mkdriveninst or mktdriveninst to MktDrivenInst
Update README.rst

AHHH! Everything is new to me! Ought I delete both empty lines? Neither? Should I have already seen the answer to this question somewhere in the linked Google style guides? Does it matter?
Merge pull request #5 from mwnelson/patch-1

Update README.rst