Change requirements to reflect the versions actually required.

Not sure how this file is originally maintained, probably generated from buildout - please enlighten me at some point.

requirements-full.txt

@@ -1,4 +1,3 @@
--e git+https://github.com/zopefoundation/Zope.git@master#egg=Zope
 AccessControl==4.0b4
 Acquisition==4.4.4
 AuthEncoding==4.0.0
@@ -86,3 +85,9 @@ zope.testing==4.6.2
 zope.testrunner==4.8.1
 zope.traversing==4.2.0
 zope.viewlet==4.1.0
+
+# current branch required as editable install
+-e .
+
+# development version of zmi.styles for now
+-e git+https://github.com/zopefoundation/zmi.styles@master#egg=zmi.styles