fix links
java.lang.ClassCastException for SpiceService$SpiceServiceBinder

To fix java.lang.ClassCastException: android.os.BinderProxy cannot be cast to com.octo.android.robospice.SpiceService$SpiceServiceBinder.
Don't attempt to retry a request when the network is down
deps update
update maven release plugin
[maven-release-plugin] prepare release robospice-parent-1.4.12
[maven-release-plugin] prepare for next development iteration
request processor listeners loss fix
remove multiple unbinding
try new travis android language
Update pom.xml
Update CHANGELOG.md
Merge pull request #310 from appassembla/master

Updated Retofit from 1.5.0 to 1.5.1
Make submodule track master branch of origin of RoboSpice samples
    Change getThreadCount to getCoreThreadCount and getMaximumThreadCount in order to configure ThreadPoolExecutor core and maximum number of threads

    backwards compatibility tests

    Fix test

    Allow seting keep alive time on executor service
Merge branch 'nonetwork-noretry' of https://github.com/softwaremaverick/robospice into softwaremaverick-nonetwork-noretry
Change tests to get sure retry policy is skipped when network is down.
Merge branch 'softwaremaverick-nonetwork-noretry'
Merge branch 'listenersLossFix' of https://github.com/seva-ask/robospice into seva-ask-listenersLossFix
Update readme and minor checkstyle fix.