refactored plugin dev docs to give each plugin its own page.
fix doc link and minor reformat
rebuilt graffle file
Added javadoc links to plugin dev guide pages.

Fixes #695
Project archive upload form ends up on correct project url
Job import remove UUIDs option correctly removes uuids #658
Multi-valued option delimiter escaped when used as regex #684
Add test for dynamic attribute node filters #691
Expand dynamic variables in all node filter attributes #691
job edit should use crontab string if hour or minute is *  #678
Single digit hour/minute crontab value is selected correctly

in simple view
Include generated crontabstring in rejected error message
Improve creation of ScheduledExecution from map #698
Empty year element in job.xml handled without error #698
Required multivalue option are not white when they have an error #690
Show all tags button on job run page works correctly #668
Separate error message text template from error display
Framework error page shown correctly
Unauthorized access to commands tab is not allowed #672
Adhoc action tests should expect run authorization for #672