Revert "slap lib: disable 'Unverified HTTPS request is being made' messages."

This reverts commit a8f83ef9 and the
other places where this pattern was copied.

If some non verified connection is being made, let's be honest and don't
hide it to user.

slapos/cli/entry.py

@@ -49,7 +49,6 @@ import slapos.cli.complete
 # silence messages like 'Starting connection' that are logged with INFO
 urllib3_logger = logging.getLogger('requests.packages.urllib3')
 urllib3_logger.setLevel(logging.WARNING)
-urllib3.disable_warnings()
 
 
 class SlapOSCommandManager(CommandManager):

slapos/slap/hateoas.py

@@ -40,8 +40,6 @@ from .exception import ResourceNotReady, NotFoundError, \
           AuthenticationError, ConnectionError
 
 import requests
-# silence messages like 'Unverified HTTPS request is being made'
-requests.packages.urllib3.disable_warnings()
 # silence messages like 'Starting connection' that are logged with INFO
 urllib3_logger = logging.getLogger('requests.packages.urllib3')
 urllib3_logger.setLevel(logging.WARNING)

slapos/slap/slap.py

@@ -58,8 +58,6 @@ from .interface import slap as interface
 
 
 import requests
-# silence messages like 'Unverified HTTPS request is being made'
-requests.packages.urllib3.disable_warnings()
 # silence messages like 'Starting connection' that are logged with INFO
 urllib3_logger = logging.getLogger('requests.packages.urllib3')
 urllib3_logger.setLevel(logging.WARNING)