Fix Previous/Current/Next links for overview

These should use project, not projectid.
split up coverage by build group

this will allow us to show separate coverage for linux, peanut,
and yellowstone.  This commit also splits coverage out into its
own separate table.
EHN: manageSubProject.php optimization

Use a php array object to cache all subproject objects, make sure
we only query db once for every subproject.
add dynamic analysis to overview.php

will address issues with the line charts in a follow-up commit
replace nvd3 linecharts with jqplot

These generally look nicer and are better behaved when it comes
to staying within their container elements.
tighten up X axis on new line charts
fix javascript error

no need to include jquery twice
start work on separating out static analysis
EHN: Optimize subprojects stats query in index.php

Modify the query to use group by to retrieve a specific stats
for all subprojects instead of query each stats for every individual
subproject.
change overview table

DROP TABLE is scary, but this feature is still so young I
don't think anyone is using it but us.
update manageOverview for static analysis
update overview for static analysis
Merge branch 'cdash-r3547-tango-dev' of github.com:jcfr/CDash into overview_v2
Merge branch 'overview_v2' of github.com:jcfr/CDash into overview_v2
Merge remote-tracking branch 'jcfr/cdash-r3547-tango-dev' into cdash-r3547-tango-prod