basic docs amend
Amended derby runtime config sample: added security policy files (JDK 7 u51 update hardened default network policies, it affected javadb). Also improved Json emitter output format.
json emitter - more amends
Delete derby.log
Update clij.bat

env fix
jdk 7 u51 related amends-s: more permissions added for derby client
linux javadb runtime added
Linux mysql config added
Delete readme.txt~
Cleanup
cassandra approach added
cassandra approach added