2014-03-13: first steps on using spdx in chapter 1-5
2014-03-14:
1) switched to SPDX identifiers in the text, tables, and
images/tikzs of chapters 1-5,7-9:
a) ApL -> Apache-2.0
b) PgL ->  PostgreSQL
c) BSD-2CL -> BSD-2-Clause
d) BSD-3CL -> BSD-3-Clause
2) Added MPL-1.0 and 1.1 as new OSLIc tasks
a) in the table in chapter 2
b) in the open issues section
Merge branch 'kreincke' into integration
2014-03-14: new release number