Update README.md
Added basic persistence for tasks.
Prevented loading of blank tasks.
Fixed wording to be more friendly.
Fixed bug where tracking time wouldn't reset on load.
Merge pull request #28 from JGefroh/feature/import-export

FEATURE: Tasks can be exported/imported into the system, providing local task persistence.
Removed modal on page change.
Merge pull request #29 from JGefroh/fix/modal-removal-on-page-change

FIX: Removed modal on page change.
Incremented version number to v1.0.0.
Merge branch 'release/v1.0.0'