Fixed issue with null in one_of check

Merge pull request #25 from FieldVal/develop

Fixed issue with null in one_of check

Replaced second existing_error argument with options

Merge pull request #24 from FieldVal/develop

Replaced second existing_error argument with options

Fixed emitting from .multiple check

v0.4.3

Merge branch 'develop'

Added parameters to errors

v0.4.2

Updated to version 0.4.2

Fixed check reuse bug and docs updates

Merge pull request #17 from FieldVal/develop

Fixed check reuse bug and docs updates

Changed error structure to use only "invalid"

Merge pull request #12 from FieldVal/develop

Changed error structure to use only "invalid"

BasicVal (email, url + date) and docs improvements

Merge pull request #9 from FieldVal/develop

BasicVal email, url and date improvements

Updated error codes and integrated DateVal

Merge pull request #8 from FieldVal/develop

Integrated DateVal and updated error numbers

Fixed parsing of integers and floats to disallow scientific notation

Merge pull request #7 from FieldVal/develop

Parsing of integers and floats

Integrated BasicVal

Merge pull request #5 from FieldVal/develop

Integrated BasicVal