Merge tag '0.2.0' into develop

Added XML parsing and generation
Fixed typo
Added file reduction
Added resource interface
Added pairs
Added keep
Merge pull request #12 from bahulneel/feature/add-support-for-files

Fixed typo
Merge branch 'develop' into feature/add-support-for-files
Merge pull request #13 from bahulneel/feature/add-support-for-files

Feature/add support for files
Added missing fns
Updated composer lock
Fixed function visibility
Merge pull request #14 from bahulneel/feature/add-missing-functions

Feature/add missing functions
Bumpped version number
Merge branch 'release/0.2.1'