Fix #1281 Lab Clerk can not edit existing clients
Merge branch 'release/3.1' into develop
Fix small setupdata loader issues

issue #894
Filter InstrumentType->Instruments list

Fix #1283
Fix missing attribute check from 03bd9079
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Update README.md
Update install.sh
Update install.sh
Update install.sh

add WeasyPrint
Update install.sh
Update install.sh

Tested on Debian 7 with Plone 4.3.3
Update README.md
Table additional pages do not show data

Fixes #1276 and add test case.
AR add: select a template, prices calculate correctly.

Fixes #1294
Merge branch 'develop' into feature/sampling-rounds