[API] OPSAPS-37912 part 3 Change the CM API to v15 for CM5.10

CM Python API side changes. This change is only for cm5-5.x branch.

Testing:
make test (from python dir)
mvn install (from java dir)

Author: Shailesh Shiwalkar

python/setup.py

@@ -44,7 +44,7 @@
 
 setup(
   name = 'cm_api',
-  version = '14.0.0',    # Compatible with API v14 (CM 5.9)
+  version = '15.0.0',    # Compatible with API v15 (CM 5.10)
   packages = find_packages(src_dir, exclude=['cm_api_tests']),
   package_dir = {'': src_dir },
   zip_safe = True,

python/src/cm_api/api_client.py

@@ -30,7 +30,7 @@
 LOG = logging.getLogger(__name__)
 
 API_AUTH_REALM = "Cloudera Manager"
-API_CURRENT_VERSION = 14
+API_CURRENT_VERSION = 15
 
 class ApiException(RestException):
   """