aaa_base: JRE_HOME fixes
aaa_base was adjusted to change JRE_HOME only in a case it was not defined before (bnc#841284)
- Submitted by Ludwig Nussel (lnussel)
Fixed bugs
bnc#841284
profile.d/alljava.sh does not always detect installed jdk
aaa_base was adjusted to change JRE_HOME only in a case it was not defined before (bnc#841284)