minor UI changes,and location to save model's image changed,internal
storage to external's.

Change-Id: If0a9d13c9b27ebf312bda21d37b2b38e9d5d946a
Signed-off-by: Sharl <amoiz.shine@gmail.com>
some string resource changes & UMeng SNS SDK purged due to android SDK
incompatible.

Change-Id: I9a0711047571cec5fe6896636fefea52ae7d8756
Signed-off-by: Sharl <amoiz.shine@gmail.com>
add TENCENT MicroBlog & SINA WeiBo SDK to project,and some basic
functional code done.

Change-Id: Idf2239d08b3923734cf391f1054ca8738a8d8e5c
Signed-off-by: Sharl <amoiz.shine@gmail.com>
put some common variables & method to separated class.

Change-Id: I85ac98c4320f66d589b02121eeccbf26fcdfcc63
Signed-off-by: Sharl <amoiz.shine@gmail.com>
merge SNS-related method into single activity class,and add some
functions.

Change-Id: I61c6c868354336d6e0ff6cec51f1eec5c8217313
Signed-off-by: Sharl <amoiz.shine@gmail.com>