remove old, obsolete files

bitbucket-pipelines.yml

@@ -1,15 +0,0 @@
-# Built from sample configuration for C++ – Make.
-# Check https://confluence.atlassian.com/x/5Q4SMw for more examples.
-# -----
-# Our custom docker image from Docker Hub as the build environment.
-image: dellaert/ubuntu-boost-tbb-eigen3:bionic
-
-pipelines:
-  default:
-    - step:
-        script: # Modify the commands below to build your repository.
-          - mkdir build
-          - cd build
-          - cmake -DGTSAM_USE_SYSTEM_EIGEN=OFF -DGTSAM_USE_EIGEN_MKL=OFF .. 
-          - make -j2
-          - make -j2 check