Install and Upgrade Enhancements

The following improvements have been made to the CA Identity Manager r12.5 installer:

Install:
- Pre-installation prerequisite checking
- All connectors are now installed by default
Upgrade:
- New Upgrade Wizard with the following features:
  - Discovers CA Identity Manager components already installed
  - Provides version information of installed components
  - Specifies if the component is up to date or if an upgrade is available
  - Upgrade prerequisite checking
  - Provides direct launch of provisioning component installers
  - Verifies a successful upgrade with error checking
- Automated CA Directory upgrade that moves from Ingres technology to DXGrid technology
- Automated CA Identity Manager Directory and Environment migration
- Automated task persistence migration
- JDBC drivers added automatically
- Automated WorkPoint workflow upgrade, with a choice of manual upgrade, if necessary
- Automated data sources upgrade
- Automated import of new feature and account screen role definition files