Don't install pep8 from packages

We have migrated to flake8 and most distros don't have the version of
pep8 that flake8 (and hacking) use.  Instead of installing pep8 from
packages it should be installed from pip

Change-Id: I86e4f8316f3cdc27303bfd039a78c0d6202ce321
diff --git a/files/apts/general b/files/apts/general
index a1fcf3c..ec6dd0d 100644
--- a/files/apts/general
+++ b/files/apts/general
@@ -1,5 +1,4 @@
 bridge-utils
-pep8
 pylint
 python-pip
 screen
diff --git a/files/apts/horizon b/files/apts/horizon
index 2c2faf1..e1ce85f 100644
--- a/files/apts/horizon
+++ b/files/apts/horizon
@@ -11,7 +11,6 @@
 python-webob
 python-kombu
 pylint
-pep8
 python-eventlet
 python-nose
 python-sphinx
diff --git a/files/rpms-suse/general b/files/rpms-suse/general
index b8ceeb7..93711ff 100644
--- a/files/rpms-suse/general
+++ b/files/rpms-suse/general
@@ -8,7 +8,6 @@
 psmisc
 python-cmd2 # dist:opensuse-12.3
 python-netaddr
-python-pep8
 python-pip
 python-pylint
 python-unittest2
diff --git a/files/rpms-suse/horizon b/files/rpms-suse/horizon
index 7e46ffe..405fb7a 100644
--- a/files/rpms-suse/horizon
+++ b/files/rpms-suse/horizon
@@ -17,7 +17,6 @@
 python-mox
 python-netaddr
 python-nose
-python-pep8
 python-pylint
 python-sqlalchemy-migrate
 python-xattr
diff --git a/files/rpms/general b/files/rpms/general
index 764b602..d6abae9 100644
--- a/files/rpms/general
+++ b/files/rpms/general
@@ -11,7 +11,6 @@
 psmisc
 pylint
 python-netaddr
-python-pep8
 python-pip
 python-prettytable # dist:rhel6 [1]
 python-unittest2
@@ -29,4 +28,4 @@
 
 # [2] : RHEL6 rpm versions of python-lxml is old, and has to be
 # removed.  Several tools rely on it, so we install the dependencies
-# pip needs to build it here (see tools/install_prereqs.sh)
\ No newline at end of file
+# pip needs to build it here (see tools/install_prereqs.sh)
diff --git a/files/rpms/horizon b/files/rpms/horizon
index cf16cdb..e27888a 100644
--- a/files/rpms/horizon
+++ b/files/rpms/horizon
@@ -20,7 +20,6 @@
 python-nose
 python-paste        #dist:f16,f17,f18
 python-paste-deploy #dist:f16,f17,f18
-python-pep8
 python-routes
 python-sphinx
 python-sqlalchemy