Added generateApexDoc target which requires either APEXDOC_TAG or
APEXDOC_BRANCH as well as some new cumulusci.properties attributes to be
set.
Merge pull request #103 from SalesforceFoundation/feature/101-apexdoc

Support automated documentation generation for apex code: generateApexDoc
Merge pull request #98 from SalesforceFoundation/feature/86-better-test-matching

Added ability to exclude tests by name match pattern
Add instructions if CUMULUSCI_PATH is not set
Merge pull request #104 from SalesforceFoundation/feature/102-cumulusci-path-instructions

Add instructions if CUMULUSCI_PATH is not set
Merge branch 'master' into feature/86-better-test-matching