AndroidVideoCache Versions Save

PR 20 headers injector

Milestone 2.7.0

• #28 Pinging server error when set up System Http Proxy
• #134 Error pinging server
• #132 Can't work in Farsi。
• #122 Supporting video bigger than 2GB
• #118 How to set cache directory enhancement
• #112 Cache is trimmed only after cache hits
• #88 ArrayIndexOutOfBoundsException while closing HttpUrlSource

• hide closing output stream error stacktrace

• ping server each time before wrapping to proxy url
• return file:// proxy uri for fully cached files

use slf4j for logging

• :metal: cache source's info in db to increase performance
• notify CacheListener after cache is completed with original file

fix :bug: #87 : work with Arabic locale

• :bug: don't close source after processing partial request without cache #43
• fix default cache size

• catch NPE to avoid crash due to unsupported async disconnects on Android L
• fix dividing by zero while loading empty file