Overview of features in CSL 0.1.1:   

* sound driver abstraction, currently provides CSL/PCM API
  backends:
  - OSS driver
  - aRts driver
* working implementation of required aRts/MCOP communication in C
* supports ARTS_SERVER/ARTS_COOKIE environment variables for aRts
  connections and authentification
* supports OSS_DEVICE environment variable for OSS driver
* utility programs:
  - cslcat: outputs a sound stream in a given format
  - testsine: generates a sine function in a given format
* first stab at recording in the CSL::Adapter
