GeobearMode.java: class to perform local / S3 based init
geobearrc.example: example of RC file for running locally
.gitignore: move maxmind storage directory
README.md: add the steps to run geobear locally
pom.xml: exclude huge maxmind files from JARs
pom.xml: add old version of Amazon AWS which doesn't break onejar
pom.xml: exclude maxmind files
pom.xml: clean up format of a commented dep
GeobearDnsResolver.java: fix race condition in countdown latch
GeobearServer.java: explicitly init maxmind DB to detect errors
GeobearUtils.java: allow default value for S3 bucket
MaxmindDb{1,2}: use explicit init functions to find failures early
log4j.properties: mute some noisy logs, disable file by default