Uncompressed XML files.

--
user: Michael Guravage <michael.guravage@cwi.nl>
branch 'default'
changed data/leaves/auxin_growth.xml
changed data/leaves/meinhardt_init.xml
changed data/leaves/tutorial1_init.xml
changed data/leaves/tutorial2_init.xml
changed data/leaves/tutorial3_init.xml
changed data/leaves/tutorial4_init.xml
changed data/leaves/tutorial5_init.xml