Version bump to 6.0.2.8

Change-Id: I7b083a0a083fae487d4b48bef5e79371b3173f7a
Support f2fs format

This allows devices like Moto X, which have f2fs formated
data partition to be used with CWM recovery. Format data
works as enteded as well as backup/restore.

Change-Id: I8b56252cc462c9e9ff2824bc817ea00ddd4ccacc
xiaolu modify
修复某些手机格式化ext4后分区出错,修复中文英文宽度不同导致的换行问题。
删除没用的文件
Create README.md
添加720P分辨率设备用字库fontcn30_17x43.h,优化生成字库代码,可以微调字体上下位置(字体在选中亮条上下不居中时),修复ui小bug.
根据字库文件名自动使用中文或者英文源码来编译。
合并提交到中文源码。