(SERVER-532) Change = to : in webserver settings
(SERVER-532) Change = to : in webserver settings

This commit changes the delimiter for settings in the webserver conf
file from = signs to colons.  This is done for consistency with our
configuration elsewhere, where we should delimit these settings as JSON
would require even though HOCON allows either format.

camlow325/puppetserver,rlinehan/puppet-server,erikPrime/puppet-server,camlow325/puppet-server,camlow325/puppet-server,shrug/puppet-server,waynr/puppet-server,erikPrime/puppet-server,erikPrime/puppetserver,waynr/puppetserver,erikPrime/puppetserver,puppetlabs/puppet-server,rlinehan/puppet-server,puppetlabs/puppet-server,briancain/puppet-server,puppetlabs/puppetserver,puppetlabs/puppetserver,erikPrime/puppet-server,briancain/puppet-server,shrug/puppet-server,rlinehan/puppetserver,er0ck/puppetserver,camlow325/puppetserver,waynr/puppet-server,rlinehan/puppetserver,waynr/puppet-server,erikPrime/puppetserver,er0ck/puppetserver,camlow325/puppetserver,camlow325/puppetserver,rlinehan/puppetserver,rlinehan/puppetserver,puppetlabs/puppet-server,er0ck/puppetserver,briancain/puppet-server,puppetlabs/puppetserver,er0ck/puppetserver,shrug/puppet-server,camlow325/puppet-server,rlinehan/puppet-server,shrug/puppet-server,waynr/puppetserver,puppetlabs/puppetserver,waynr/puppetserver