Optimize image size (#334)
Optimize image size (#334)

* consolidate RUN cmds into single layer

* ditch extraneous package dependencies

* remove apt cache after install

* use WORKDIR instead of RUN cd ...

* break long bzt command into multiple lines

Blazemeter/taurus,greyfenrir/taurus,Blazemeter/taurus,itaymendel/taurus,itaymendel/taurus,Blazemeter/taurus,Blazemeter/taurus,greyfenrir/taurus,itaymendel/taurus,Blazemeter/taurus,Blazemeter/taurus,greyfenrir/taurus,greyfenrir/taurus,greyfenrir/taurus,greyfenrir/taurus,greyfenrir/taurus,Blazemeter/taurus,greyfenrir/taurus,itaymendel/taurus,itaymendel/taurus,Blazemeter/taurus,greyfenrir/taurus,Blazemeter/taurus