Merge pull request #169 from fgiannar/develop

Develop
Merge pull request #170 from fgiannar/develop

#148 #149 close #166
Fix Issue #168, extended API for Pricing schemes (Issue #19)
Include pricing scheme in the simulation parameters (for Issue #19).
Authorization response bugfix
Merge pull request #172 from fgiannar/develop

Hotfix
Merge pull request #173 from fgiannar/develop

Hotfix
Merge pull request #174 from fgiannar/develop

Hotfix
Merge pull request #175 from fgiannar/develop

Develop
Merge pull request #40 from cassandra-project/develop

Develop