methods to get an area from its entrance area and from its exit are split in 2
message added
subprocess used instead of os.open
comment updated
the place is now loaded first and the generated if it exists
place dict updated
method renamed
disconnect method added
methods added to quickly execute external queries
places inserted with raw queries instead of using the Model.insert method, to save a lot of time
Merge branch 'enter-exit-bug' - closes #4