emails: Allow usage of word subject in send_email.py.
emails: Allow usage of word subject in send_email.py.

kou/zulip,andersk/zulip,showell/zulip,showell/zulip,hackerkid/zulip,shubhamdhama/zulip,eeshangarg/zulip,zulip/zulip,rht/zulip,brainwane/zulip,punchagan/zulip,synicalsyntax/zulip,timabbott/zulip,timabbott/zulip,rht/zulip,andersk/zulip,brainwane/zulip,kou/zulip,showell/zulip,shubhamdhama/zulip,rht/zulip,showell/zulip,synicalsyntax/zulip,timabbott/zulip,hackerkid/zulip,kou/zulip,synicalsyntax/zulip,brainwane/zulip,synicalsyntax/zulip,punchagan/zulip,andersk/zulip,andersk/zulip,hackerkid/zulip,timabbott/zulip,kou/zulip,zulip/zulip,zulip/zulip,rht/zulip,rht/zulip,punchagan/zulip,zulip/zulip,eeshangarg/zulip,zulip/zulip,eeshangarg/zulip,punchagan/zulip,hackerkid/zulip,hackerkid/zulip,showell/zulip,shubhamdhama/zulip,eeshangarg/zulip,kou/zulip,brainwane/zulip,shubhamdhama/zulip,timabbott/zulip,brainwane/zulip,synicalsyntax/zulip,showell/zulip,timabbott/zulip,shubhamdhama/zulip,synicalsyntax/zulip,eeshangarg/zulip,hackerkid/zulip,zulip/zulip,andersk/zulip,eeshangarg/zulip,andersk/zulip,eeshangarg/zulip,kou/zulip,synicalsyntax/zulip,hackerkid/zulip,punchagan/zulip,brainwane/zulip,rht/zulip,punchagan/zulip,zulip/zulip,shubhamdhama/zulip,brainwane/zulip,punchagan/zulip,kou/zulip,shubhamdhama/zulip,timabbott/zulip,showell/zulip,andersk/zulip,rht/zulip