Merge branch 'hotfix/2.1.2'

Modified the function calls to include exception management and some URL scrubbing to avoid exceptions on requests handling.

Small tweak to control for empty data on URL management.

Adding exception handling to avoid TimeOut situations.

Removing the existing regex to use the previous one so the regex is able to detect any URL without the http prefix.

Merge branch 'release/2.1.1'

Bumping up version.

Removing unnecessary file.

Merge branch 'feature/vamoss-fix' into develop after some reviews.

Removing unused import.

Adding some error handling.

Implemented calls from the model to the new functions.

Added new functions derived from the metadatareader library, cleaner and faster implementations from the original one.

Removed calls to unsafe procedures through Subprocess library, cleaned and scrubed a little bit the code base.

Replacing unsafe calls for a more Pythonic approach.