Update documentation

- Add documentation on how to fix a Postgres crash loop caused by a `tuple concurrently updated` error

EDIVORCE-30 - Add white space to bottom of contact-us page.

EDIVORCE-45 - Update configurations and documentation

- All of the RP and SiteMinder changes have been implemented.  Update the configurations and documentation to reflect the changes.
  - Remove the public route from the nginx configuration template, it is no longer used.

EDIVORCE-59 - Fix session cookie issue.

EDIVORCE-63 - Fix urls.py

- The URLs were matching more then needed, making it look like there were temp files left laying around.

EDIVORCE-59 - Ensure use of secure session cookies.

EDIVORCE-56 - Enable X-XSS-Protection Header.

EDIVORCE-64 - Use in-memory cookies for the DEV environment.

EDIVORCE-30 - Update contact information.

- Create application specific contact page.
- Override default gov.bc.ca contact page.
- Align contact information on contact and legal pages.

- Configure Visual Studio project
- Update gitignore

Add support for configuring the PROXY_BASE_URL independently of the DEPLOYMENT_TYPE for each deployment environment.

Add support for configuring the PROXY_URL_PREFIX independently

Add support for configuring the PROXY_URL_PREFIX independently of the DEPLOYMENT_TYPE for each deployment environment.

Add support for configuring the PROXY_URL_PREFIX independently of the DEPLOYMENT_TYPE for each deployment environment.

Openshift updates

- rename the configurations to match the existing ones.

- Update documentation.
- Prompt for white-list
- Update deployment edivorce-django deployment parameters
- Prompt for the network address of the upstream proxy.
- Add a route for SiteMinder
- Refactor/update the Jenkins pipeline scripts.
- Add HorizontalPodAutoscalers to proxy and application configurations.
- Remove monolithic build and deployment templates.
- Refactor and clean up weasyprint configurations.
- Refactor and clean up postgresql configurations.
- Refactor and clean up edivorce-django configurations.
- Refactor and clean up nginx-proxy configurations.
- Refactor Jenkins pipeline configuration.
  - The Jenkins deployment template is not required, as a Jenkins instance is automatically provisioned when the first Jenkins pipeline configuration is deployed into OpenShift.