remove auto-load of flymake mode
add script to indent stan files
bump version
fix Stan language version number
added functions block snippet
added functions block and ^ operator
added fvar, var to reserved; added void keyword
 added return keyword
updated stan language to 2.3.0
updated auto-complete dictionary to 2.3.0
removed brackets from argnames in snippets
updated snippets to 2.3.0
one keyword per line for easier diffs
updated keywords to 2.3.0; also reformatted file

Now one keyword per line for easier diffs
bump version number and language number
Merge pull request #24 from jrnold/develop

Some changes for stan language v 2.3.0