fix for OPatch upgrade when there is no internet connection
Implement option to determine if $downloadDir contains ZIP files that need to be extracted or if it contains a pre-extracted Oracle DB directory structure.
updated readme module version
fix for opatch
Merge branch 'pr/19'

Conflicts:
	modules/oradb/Modulefile
	modules/oradb/README.md
	modules/oradb/metadata.json
merged
fix merge error in readme
fix for zipextract plus new all product parameter value for RCU
fix readme
fix for installdb
createUser param when you want to create the user and group yourself
Merge upstream