stack/erp5: remove hookbox, that is never used in generic ERP5 code.

stack/erp5/buildout.cfg

@@ -11,7 +11,6 @@ extends =
   ../../component/gzip/buildout.cfg
   ../../component/xz-utils/buildout.cfg
   ../../component/haproxy/buildout.cfg
-  ../../component/hookbox/buildout.cfg
   ../../component/findutils/buildout.cfg
   ../../component/librsvg/buildout.cfg
   ../../component/imagemagick/buildout.cfg
@@ -67,7 +66,6 @@ parts +=
   tesseract
   tesseract-eng-traineddata
   tesseract-osd-traineddata
-  hookbox
   zabbix-agent
 
 # Buildoutish
@@ -635,14 +633,10 @@ WSGIUtils = 0.7
 ZODB3 = 3.11.0
 # astroid 1.4.1 breaks testDynamicClassGeneration
 astroid = 1.3.8
-csp-eventlet = 0.7.0
 erp5diff = 0.8.1.7
-eventlet = 0.20.1
 five.formlib = 1.0.4
 five.localsitemanager = 2.0.5
 google-api-python-client = 1.6.1
-greenlet = 0.4.12
-http-parser = 0.8.3
 httplib2 = 0.10.3
 huBarcode = 1.0.0
 interval = 1.0.0
@@ -663,10 +657,7 @@ pyflakes = 1.5.0
 python-memcached = 1.58
 pytracemalloc = 1.2
 qrcode = 5.3
-restkit = 4.2.2
 rsa = 3.4.2
-rtjp-eventlet = 0.3.2
-socketpool = 0.5.3
 spyne = 2.12.14
 suds = 0.4
 facebook-sdk = 2.0.0
@@ -697,10 +688,6 @@ erp5.recipe.w3validator = 1.0.2
 # Products.CMFCore==2.2.10
 Products.ZSQLMethods = 2.13.5
 
-# Required by:
-# eventlet==0.20.1
-enum-compat = 0.0.2
-
 # Required by:
 # SOAPpy===0.12.0nxd001
 fpconst = 0.7.2