droplets: Update code and remove nvm settings from bashrc.
droplets: Update code and remove nvm settings from bashrc.

* Synced zulip repo to master and provisioned
* Synced python-zulip-api repo to master and provisioned.
* Removed unnecessary nvm config from bashrc

rishig/zulip,brainwane/zulip,timabbott/zulip,brainwane/zulip,timabbott/zulip,kou/zulip,shubhamdhama/zulip,rht/zulip,tommyip/zulip,dhcrzf/zulip,dhcrzf/zulip,brainwane/zulip,shubhamdhama/zulip,hackerkid/zulip,rht/zulip,timabbott/zulip,eeshangarg/zulip,tommyip/zulip,hackerkid/zulip,kou/zulip,hackerkid/zulip,brainwane/zulip,showell/zulip,tommyip/zulip,synicalsyntax/zulip,hackerkid/zulip,kou/zulip,rishig/zulip,eeshangarg/zulip,synicalsyntax/zulip,zulip/zulip,kou/zulip,dhcrzf/zulip,rht/zulip,punchagan/zulip,jackrzhang/zulip,synicalsyntax/zulip,rht/zulip,jackrzhang/zulip,andersk/zulip,shubhamdhama/zulip,kou/zulip,shubhamdhama/zulip,showell/zulip,eeshangarg/zulip,rishig/zulip,timabbott/zulip,rht/zulip,zulip/zulip,dhcrzf/zulip,hackerkid/zulip,dhcrzf/zulip,eeshangarg/zulip,jackrzhang/zulip,shubhamdhama/zulip,andersk/zulip,tommyip/zulip,zulip/zulip,eeshangarg/zulip,brainwane/zulip,showell/zulip,showell/zulip,synicalsyntax/zulip,jackrzhang/zulip,tommyip/zulip,showell/zulip,tommyip/zulip,kou/zulip,zulip/zulip,jackrzhang/zulip,hackerkid/zulip,shubhamdhama/zulip,zulip/zulip,tommyip/zulip,punchagan/zulip,timabbott/zulip,synicalsyntax/zulip,dhcrzf/zulip,brainwane/zulip,rishig/zulip,synicalsyntax/zulip,andersk/zulip,hackerkid/zulip,punchagan/zulip,showell/zulip,synicalsyntax/zulip,eeshangarg/zulip,punchagan/zulip,punchagan/zulip,punchagan/zulip,jackrzhang/zulip,jackrzhang/zulip,timabbott/zulip,dhcrzf/zulip,kou/zulip,shubhamdhama/zulip,punchagan/zulip,andersk/zulip,andersk/zulip,andersk/zulip,showell/zulip,eeshangarg/zulip,timabbott/zulip,rishig/zulip,brainwane/zulip,rishig/zulip,rishig/zulip,andersk/zulip,zulip/zulip,zulip/zulip,rht/zulip,rht/zulip