Issue #176: Redirect user to `BaseballCardDetails` when database is empty
Clean up `BaseballCardSQLHelper`.
Merge pull request #281 from codeguru42/android/sqlhelper

Clean up `BaseballCardSQLHelper`.
Merge pull request #283 from codeguru42/issue/176-redirect

Issue/176 redirect
Merge branch 'devel/android' into bug/fragments

Conflicts:
	gradle/android/src/main/java/bbct/android/common/activity/MainActivity.java