Updated "Getting Started"

"--with-clang" is very important.
Fancy loops mode enabled
Fixed pointer typo
Revert "Fixed pointer typo"

This reverts commit 9b3bc28d5d93bde67988b36c556caadb5bd7401a.
Merge branch 'pr/5'
Merge branch 'master' of https://github.com/jspahrsummers/documentalist