Allow installation of roles from yaml roles file

Added docs
Added more tests
Improved how roles are returned from the parsers

test/integration/Makefile

@@ -105,11 +105,22 @@ rackspace: $(CREDENTIALS_FILE)
     CLOUD_RESOURCE_PREFIX="$(CLOUD_RESOURCE_PREFIX)" make rackspace_cleanup ; \
     exit $$RC;
 
-test_galaxy:
+test_galaxy: test_galaxy_spec test_galaxy_yaml
+
+test_galaxy_spec:
 	mytmpdir=$(TMPDIR) ; \
 	ansible-galaxy install -r galaxy_rolesfile -p $$mytmpdir/roles ; \
     cp galaxy_playbook.yml $$mytmpdir ; \
     ansible-playbook -i $(INVENTORY) $$mytmpdir/galaxy_playbook.yml -v $(TEST_FLAGS) ; \
     RC=$$? ; \
     rm -rf $$mytmpdir ; \
-    exit $$RC 
+    exit $$RC
+
+test_galaxy_yaml:
+	mytmpdir=$(TMPDIR) ; \
+	ansible-galaxy install -r galaxy_roles.yml -p $$mytmpdir/roles ; \
+    cp galaxy_playbook.yml $$mytmpdir ; \
+    ansible-playbook -i $(INVENTORY) $$mytmpdir/galaxy_playbook.yml -v $(TEST_FLAGS) ; \
+    RC=$$? ; \
+    rm -rf $$mytmpdir ; \
+    exit $$RC

test/integration/galaxy_playbook.yml

@@ -4,3 +4,4 @@
   roles:
   - "git-ansible-galaxy"
   - "http-role"
+  - "hg-ansible-galaxy"

test/integration/galaxy_roles.yml

@@ -0,0 +1,8 @@
+- src: git+http://bitbucket.org/willthames/git-ansible-galaxy
+  version: v1.4
+
+- src: ssh://hg@bitbucket.org/willthames/hg-ansible-galaxy
+  scm: hg
+
+- src: https://bitbucket.org/willthames/http-ansible-galaxy/get/master.tar.gz
+  name: http-role