Revert "re-enabled more tests that now work due to the recent app namespacing changes"

This reverts commit 01490849cd050796e3e2fd17301075d14ea853f8.
Revert "reserved word namespace test can now be made to work following the recent changes regarding default app namespaces"

This reverts commit fa6e9b1d28a58d3f8daaf9bfff55365b1565f408.
Revert "start defaulting the app namespace to be the same as the app name"

This reverts commit 77f97867f8da4c25c187390e7de644869cb6e04a.
Revert "change the create app command so that it creates an app.conf file where the app-namespace is equal to the app name, when no app namespace is provided."

This reverts commit f9e1df9577e2be6cdeedf8ba14c972ecd121ddb6.