Change README links to full URLs

These links were broken when viewing the repo on github.
Merge pull request #41 from grncdr/patch-1

Change README links to full URLs
Add tenantName to OpenStack example

It was referenced in the text but not actually present in the example.
Merge pull request #42 from grncdr/patch-1

Add tenantName to OpenStack example
fixed curl code [18], message [transfer closed with x bytes remaining to read]
is present when You retrieve object metadata
HEAD /<api version>/<account>/<container>/<object> HTTP/1.1
Merge pull request #43 from loduis/master

curl error code code 18
Merge branch 'working'
updated release notes for version 1.4
added link
updated for new stuff
remove duplicate call to method serviceCatalog in service.php
updated docs for v1.4
Merge pull request #44 from loduis/master

remove duplicate call to method serviceCatalog in service.php
fix #46
issue #47 - fix E_STRICT messages
missing default object
issue #49 - moving both classes to the same file to prevent cycles
sample scripts for DNS (I use these myself)
extends Base (for debug() access)
close #38