Release -v2.0.0 for JitPack delivery

In this PR, I've worked on:

• Updated gradle dependencies
• Fixed bug arising when View ID is not available/defined.
• Removed redundancy items.
• Implemented buildSrc for better managing dependencies.
• Updated app examples.

Special Thanks

Thanks, @OmarShoaib for bug identification.

What's Changed

• Updated code to newer Android compatibles, Updated error 9-patch by @OmarShoaib in #5
• Updated gradle & bug fixed of non-id view by @AliAzaz in #6

New Contributors

• @OmarShoaib made their first contribution in #5

Full Changelog: 1.0.3...2.0.0

Sixth Release

• Fixed issue of not validating radiogroup. The scenario was if the first radio button is enabled false then the library not validated the whole group.
• Structured code
• Fixed clearing error for all widgets
• Update Gradle files

Fifth Release

Fixed validation issue as reported by @ahs1n

Fourth Release

Resolved issue reported by @mwaqarfarooqui

Third Release X

Migrate library to Android X and remove error tag on radiogroup

Second Release

Add spinner support in clear class

First Release

0.0.5

Merge remote-tracking branch 'origin/master'

Testing Release - 02

Fixed some bugs and doing testing from different perspective

Initial Release

To test this library from different perspectives