Description of problem:
typo for Package  Remove/Verification/Upgrade string

Version-Release number of selected component (if applicable):
Satellite-5.3.0-RHEL5-re20090625.0

How reproducible:
always

Steps to Reproduce:
1. add machine to SSM
2. System Set Manager > Package > Remove 
3. select one package and click "remove selected package"
4. there is message: 

You may schedule the package installations to take place as soon as possible, or no sooner than a specified time:

### there is written wrongly 'installation' but i am removing: 
  
5. its same for Verify and Upgrade

Actual results:
action is remove = string installation

Expected results:
action is remove = .... schedule the package removal
same for actions verify and upgrade

Additional info:
found during https://bugzilla.redhat.com/show_bug.cgi?id=500366