Initial travis config for pypi deployment

[georgeyk]

Fixes

#92

Short description of what this PR does:

Adds the initial changes in travis configuration to integrate pypi as discussed in #92

@thinkingserious I'm not sure how I could test this change.

[thinkingserious]

Hello @georgeyk,

Thanks again for the PR!

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[codecov]

Codecov Report

Merging #102 into master will increase coverage by 0.76%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #102      +/-   ##
==========================================
+ Coverage   91.61%   92.37%   +0.76%     
==========================================
  Files           6        6              
  Lines         298      354      +56     
==========================================
+ Hits          273      327      +54     
- Misses         25       27       +2

Impacted Files	Coverage Δ
tests/test_unit.py	98.23% <0%> (-0.99%)	⬇️
tests/test_daterange.py	100% <0%> (ø)	⬆️
tests/test_repofiles.py	100% <0%> (ø)	⬆️
python_http_client/__init__.py	100% <0%> (ø)	⬆️

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[misterdorm]

Seems straightforward enough. I am not super familiar with the PyPi setup, do we need to add credentials in here as secure strings? @thinkingserious do you know?

[thinkingserious]

Hello @georgeyk,

Thanks again for the PR!

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[thinkingserious]

Hello @georgeyk,

Thanks again for the PR!

We appreciate your contribution and look forward to continued collaboration. Thanks!

Team SendGrid DX