APNs: Replace `apns` dependency with `apns2`.

This is "PyAPNs2", which implements Apple's new (since 2015)
APNs provider API.

requirements/common.txt

@@ -149,7 +149,7 @@ django-pipeline==1.6.13
 django-webpack-loader==0.5.0
 
 # Needed for iOS push notifications
--e git+https://github.com/sharmaeklavya2/PyAPNs.git@remove-simplejson#egg=apns==2.0.1
+apns2==0.3.0
 
 python-twitter==3.3
 

requirements/dev_lock.txt

@@ -4,7 +4,6 @@
 #
 #    pip-compile --output-file requirements/dev_lock.txt requirements/dev.txt
 #
-git+https://github.com/sharmaeklavya2/PyAPNs.git@remove-simplejson#egg=apns==2.0.1
 git+https://github.com/umairwaheed/fakeldap.git@37bc199e9589c31f4bb5bae1445ad1cd7f84e1ac#egg=fakeldap==0.5.1.0zulip1
 git+https://github.com/python/mypy.git@d96b2cf22216a4ad6aa55a5726ee35a3fa38c637#egg=mypy==0.530-dev
 git+https://github.com/rafaelmartins/pyoembed.git@eb9901917c2a44b49e2887c077ead84a722c50dc#egg=pyoembed
@@ -13,6 +12,7 @@ git+https://github.com/umairwaheed/virtualenv-clone.git@short-version#egg=virtua
 git+https://github.com/zulip/python-zulip-api.git@0.3.2#egg=zulip==0.3.2&subdirectory=zulip
 git+https://github.com/zulip/python-zulip-api.git@0.3.2#egg=zulip_bots==0.3.2&subdirectory=zulip_bots
 alabaster==0.7.10
+apns2==0.3.0
 argon2-cffi==16.3.0
 arrow==0.10.0             # via gitlint
 asn1crypto==0.22.0        # via cryptography
@@ -55,8 +55,12 @@ gitdb==0.6.4
 gitlint==0.8.2
 google-api-python-client==1.6.2
 goslate==1.5.1            # via pydictionary
+h2==2.6.2                 # via hyper
+hpack==3.0.0              # via h2
 html2text==2016.9.19
 httplib2==0.10.3
+hyper==0.7.0              # via apns2
+hyperframe==3.2.0         # via h2, hyper
 hyperlink==17.3.1         # via twisted
 idna==2.6
 ijson==2.3

requirements/prod_lock.txt

@@ -4,12 +4,12 @@
 #
 #    pip-compile --output-file requirements/prod_lock.txt requirements/prod.txt
 #
-git+https://github.com/sharmaeklavya2/PyAPNs.git@remove-simplejson#egg=apns==2.0.1
 git+https://github.com/rafaelmartins/pyoembed.git@eb9901917c2a44b49e2887c077ead84a722c50dc#egg=pyoembed
 git+https://github.com/umairwaheed/talon.git@7d8bdc4dbcfcc5a73298747293b99fe53da55315#egg=talon==1.2.11
 git+https://github.com/umairwaheed/virtualenv-clone.git@short-version#egg=virtualenv-clone==0.2.6
 git+https://github.com/zulip/python-zulip-api.git@0.3.2#egg=zulip==0.3.2&subdirectory=zulip
 git+https://github.com/zulip/python-zulip-api.git@0.3.2#egg=zulip_bots==0.3.2&subdirectory=zulip_bots
+apns2==0.3.0
 argon2-cffi==16.3.0
 asn1crypto==0.22.0        # via cryptography
 backports-abc==0.5
@@ -37,8 +37,12 @@ fonttools==3.15.0
 gitdb==0.6.4
 google-api-python-client==1.6.2
 goslate==1.5.1            # via pydictionary
+h2==2.6.2                 # via hyper
+hpack==3.0.0              # via h2
 html2text==2016.9.19
 httplib2==0.10.3
+hyper==0.7.0              # via apns2
+hyperframe==3.2.0         # via h2, hyper
 idna==2.6
 ijson==2.3
 ipython-genutils==0.2.0   # via traitlets

version.py

@@ -1,2 +1,2 @@
 ZULIP_VERSION = "1.6.0+git"
-PROVISION_VERSION = '9.2'
+PROVISION_VERSION = '9.3'