Revert "Specify the certificate directory for the requests module"

This reverts commit 75e8c89.

Author: andrea-manzi

src/fts3/rest/client/context.py

@@ -145,7 +145,7 @@ def _validate_endpoint(self):
             raise BadEndpoint("%s (%s)" % (self.endpoint, str(e))), None, sys.exc_info()[2]
         return endpoint_info
 
-    def __init__(self, endpoint, ucert=None, ukey=None, verify=True, access_token=None, no_creds=False, capath='/etc/grid-security/certificates',
+    def __init__(self, endpoint, ucert=None, ukey=None, verify=True, access_token=None, no_creds=False, capath=None,
                  request_class=Request, connectTimeout=30, timeout=30):
         self.passwd = None
 
@@ -159,11 +159,7 @@ def __init__(self, endpoint, ucert=None, ukey=None, verify=True, access_token=No
                 self.ukey = None
             else:
                 self._set_x509(ucert, ukey)
-
-        if request_class == Request:
-            verify = capath
-            capath = None
-
+                
         self._requester = request_class(
         self.ucert, self.ukey, passwd=self.passwd, verify=verify, access_token=self.access_token, capath=capath,
             connectTimeout=connectTimeout, timeout=timeout)