build: force target java to 1.7

Change-Id: I72e4fc51b634cb32b3df698a917aeeb2c061d313
Signed-off-by: Alon Bar-Lev <alonbl@redhat.com>
packaging: ovirt-engine-extension-logger-log4j-0.0.0

Change-Id: Ic342d1d9463ea45ee7461af22990150a8b52e554
Signed-off-by: Alon Bar-Lev <alonbl@redhat.com>
packaging: post ovirt-engine-extension-logger-log4j-0.0.0

Change-Id: I2ac8f84ce0b9a60a4a834fe7a0b13614826ddbdc
Signed-off-by: Alon Bar-Lev <alonbl@redhat.com>