fix issues after PR

Author: LD250

README.md

@@ -8,7 +8,7 @@ python setup.py install
 # Usage:
 
 ```bash
-jenkins-cli [-h] [--host jenkins-url] [--username username]
+jenkins [-h] [--host jenkins-url] [--username username]
          [--password password]
          {jobs,queue,building,start,info,set_branch,stop,console} ...
 ```

jenkins_cli/__init__.py

@@ -1,6 +1,9 @@
 import argparse
+from jenkins import JenkinsException
+
 from jenkins_cli.cli import JenkinsCli, CliException
 
+
 def main():
     parser = argparse.ArgumentParser(prog='jenkins',
                                      #usage='%(prog)s',
@@ -44,7 +47,7 @@ def main():
     args = parser.parse_args()
     try:
         JenkinsCli(args).run_command(args)
-    except jenkins.JenkinsException as e:
+    except JenkinsException as e:
         print e
     except KeyboardInterrupt:
         print "Aborted"