ACCUMULO-4490 Simplify Accumulo scripts and config
* Created accumulo-service & accumulo-cluster commands
* Updated accumulo command and improved usage
* Native libraries are not built using 'accumulo build-native'
* Accumulo config is now created using 'accumulo create-config'
* The release only contains one set of example config in 'conf/examples'
* Updated INSTALL.md to reflect script and config changes
* Accumulo falls back to conf/examples when configuring logging
* Combined several cluster-related scripts into cluster.sh
* Combined service/daemon related scripts in service.sh
* Deleted config scripts and created load-env.sh
* Moved build-native-library code from script to accumulo command
* Reduced number of directories in tarball by placing scripts in lib
and examples, test, and proxy into new opt directory
* Updated script references in documentation
* Removed unnecessary classpath settings in core/src/test files
* Removed accumulo-site.xml in core/src/test that is not being used
2 files changed
