increase default payara request timeout

[donsizemore]

What this PR does / why we need it: increases the payara http request timeout from 15 mins to 30 mins, adds a default.config value for increasing this value during installation.

Which issue(s) this PR closes:

Closes #6927

Special notes for your reviewer: none

Suggestions on how to test this: re-run installer (-f --default_config= --noninteractive option combo is fine)

Does this PR introduce a user interface change? If mockups are available, please link/include them here: no

Is there a release notes update needed for this change?: no

Additional documentation: documented in config.rst

[pdurbin]

I have a couple suggestions.

[coveralls]

Coverage decreased (-0.003%) to 19.557% when pulling d954ae6 on OdumInstitute:6927_download_timeout into 7ff0124 on IQSS:develop.

[felker13]

Since this PR is merged, I get the following error from the installer:
Traceback (most recent call last):
File "/tmp/dvinstall/install_ansible.py", line 512, in
if not runAsadminScript(config):
File "/tmp/dvinstall/installAppServer.py", line 15, in runAsadminScript
os.environ['GLASSFISH_REQUEST_TIMEOUT'] = config.get('glassfish','GLASSFISH_REQUEST_TIMEOUT')
File "/usr/lib/python2.7/ConfigParser.py", line 618, in get
raise NoOptionError(option, section)
ConfigParser.NoOptionError: No option 'glassfish_request_timeout' in section: 'glassfish'

[donsizemore]

@felker13 To my knowledge install_ansible.py only exists in a fork of dataverse-ansible.

Have you compared your default.config template against https://github.com/GlobalDataverseCommunityConsortium/dataverse-ansible/blob/master/templates/default.config.j2 ?