Tmdeploy

Improvements
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* Increase uWSGI read timeout
* Make installation of ansible-container optional

Bug fixes
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* Set text encoding to UTF-8 when creating a DB.
* Workaround NodeJS installation problem on CentOS
* Fix locale for CentOS

Features
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- configure HTTP(S) proxy

Improvements
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- allow use of private IP address for web server for EC2 provider (Amazon Web Services)
- install Debian packages with ``--no-install-recommends`` flag
- turn off buffering of uWSGI request bodies
- remove absolute requirements in setup.py
- no longer give ``tm_user`` root access

- Fix bugs related to configuration of GC3Pie
- Remove ``lazy_apps`` option from uWSGI configuration
- Improve SLURM scheduler settings for fair-share
- Automatically discover number of database worker and compute servers
- Fix versions of numpy and cython python packages

- add support for CentOS distribution
- remove support for older Ubuntu distributions (< 16) that don’t use systemd for init services
- consistently place log files in /var/log/
- improve security by introducing ``web_user`` and setting more stringent permissions
- add variables to configure memory usage of compute and database servers
- automatically generate a $HOME/.tmaps/setup directory if necessary
- Various bugfixes

Fixing Babel dependency issue
Fixing bugs related to creation of EC2 instances

Bug fixes, mostly related to dependencies and ansible