adding a make_cache parameter

Signed-off-by: Sean OMeara <someara@opscode.com>
updating CHANGELOG and bumping metadata
updating test harness
Adding options hash parameter

Signed-off-by: Sean OMeara <someara@opscode.com>
Add attributes for all supported resource parameters

Signed-off-by: Sean OMeara <someara@opscode.com>
Adding (real) rhel-6.5 and centos-7.0 to test-kitchen coverage
Updating regex for mirror_expire and mirrorlist_expire to include /^\d+[mhd]$/
#80 - Updating README so keepcache reflectsreality (defaults to false)
#83 - Changing obsoletes behavior in globalconfig resource to match default behavior. (now defaults to nil, yum defaults to false)
updating specs to reflect "obsoletes" change
Adding makecache action torepository resource
fixing actions on execute resources in makecache action
#84 - Adding modeparameter to repositoryresource. Defaults to '0644'
updating CHANGELOG and bumping metadata
Fix issue with sslverify if set to false.

There should be a difference if @config.sslverify is set to false
instead of nil. In the latter case we should print "false" as we are
explicitly telling this repository to setup verification.

Also changes the [setting to True/False as per documentation][1].

[1]: http://linux.die.net/man/5/yum.conf
Add fancy badges
Merge pull request #88 from johnbellone/master

Fix issue with sslverify if set to false.
Merge pull request #89 from optiflows-cookbooks/shields

Add fancy badges
updating CHANGELOG and bumping metadata
Fix globalconfig resource param for http_caching