CI: first scripts for Inria R2LAB deployment

  -- Adding the python framework of build and test to inria r2lab pipeline
  -- R2LAB pipeline has logCollections and artifacts storing
  -- Python framework should support latest Rel14 OAI openair-cn/cn-cups EPC
  -- Pipeline uses the latest version of booking-lease script (by duration)
  -- Support for distributed smartphone adb servers
  -- Initial scenarios:
     ** Build on one OAI 4G eNB and one OAI 4G UE
     ** Test in FDD band7 / 5MHz / TM1 in noS1 configuration
     ** Test in FDD band7 / 5MHz / TM1 with latest OpenAir-CN-CUPS --> just attachment

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>