N3X15/MinecartMania — pull request #2 by leagris (2012-01-30 01:38:49+00:00)
Title: check amount entry exists before pasing it

Prevent java.lang.ArrayIndexOutOfBoundsException: 1
when parsing a truncated sign line like:
fuel:263;1:17@1
which get truncated to
[fuel:263;1:17@
and cause the string split to return a string array without an amount entry