view cache try 1
scale apache processes with number of CPU's
apache config: keep threads per proc at 15
changes name of default cache directory to default
20 min timeout
60 min timeout
Merge pull request #1887 from Stanford-Online/jbau-ajax-leftnav

Jbau ajax leftnav
Merge pull request #1886 from Stanford-Online/sef-vcpu-scale

Sef vcpu scale