minWidth on <input> tag is invalid

[vaibhav-495]

getting this error:

"en_US.Main.js:22103 Warning: Unknown prop minWidth on tag. Remove this prop from the element."

also referenced here #1063

[TrevorBurnham]

This will be fixed when I merge in the latest react-select-plus release (likely later this week).

[TrevorBurnham]

This should now be fixed (via #33).