Low level API fof Oracle JDK installation and version checking
Ignoring PyCharm project files
Ignoring Vagrant status file
Added Oracle JDK to require API
Downloading JDK package with -O wget option to preserve filename after redirects (different wget behavior on Ubuntu and CentOS)
Updated documentation for install Oracle JDK function
JDK Installation exports JAVA_HOME to env and java binary to system path
Oracle JDK module documentation