Update README.md
Remove shift-clicking to change amounts. Fixes #93.
Fix #92.
Fix #91.
Add proper potion support. Fixes #90.
Display more restriction information to users. Fixes #87.
Change the range of /iec to 5 blocks. Fixes #86.
Display restriction info on the rule block. Fixes #84.
Merge pull request #94 from shadowjay1/master

Fixes.
Fix proper potion support.
Merge branch 'master' of https://github.com/shadowjay1/ItemExchange
Merge branch 'master' into CivTest
added jar