clean up templates

for collector, dea, hm, login, nats, syslog_aggregator, uaa
fill description fields in jobs/collector/spec"
 remove extra spaces in jobs/collector/spec
fill description fields in spec file for dea_next, health-manager and syslog_aggregator
fill description fields in spec file for uaa and login
Merge branch 'cloudfoundry-template-cleanup'

Conflicts:
	jobs/syslog_aggregator/spec
        (not a real conflict, both parents appended to file;
        resolved by taking change from both parents)