updated naming accounts_password_pam_cracklib_ocredit.xml -> shared/oval/accounts_password_pam_ocredit.xml
updated XCCDF to reflect pam_cracklib -> pam_pwquality
updated accounts_password_pam_ocredit OVAL for RHEL7
Merge branch 'accounts_password_pam_cracklib_ocredit' of https://github.com/shawndwells/scap-security-guide into shawndwells-accounts_password_pam_cracklib_ocredit

Conflicts:
	RHEL/6/input/profiles/CS2.xml
	RHEL/6/input/profiles/CSCF-RHEL6-MLS.xml
	RHEL/6/input/profiles/common.xml
	RHEL/6/input/profiles/fisma-medium-rhel6-server.xml
	RHEL/6/input/profiles/rht-ccp.xml
	RHEL/6/input/profiles/stig-rhel6-server-upstream.xml
	RHEL/6/input/profiles/usgcb-rhel6-server.xml
	RHEL/7/input/profiles/rht-ccp.xml
	RHEL/7/input/system/accounts/pam.xml
Merge branch 'shawndwells-accounts_password_pam_cracklib_ocredit'