added document request
getDocument function
made final response handling less "gross"
updated required php version, since earlier 5.3 versions are susceptible to (this bug)[https://bugs.php.net/bug.php?id=43200] that was fixed in 5.3.9
updated php version in readme
fixed pre-fork doc block
ignore IntelliJ module file
Merge pull request #63 from jheys/master

added document request/response to clean up final response handling, Get Document, update php version