add SQLite test case.
Merge pull request #13 from geniusgogo/SQLite_Test

add SQLite test case.
Update README.md
Rename Sconscript to SConscript
Update main.c
Add upgrade program.
Move realboard to examples directory.
move realboard to examples
Remove the software ECC feature in NFTL
use release mode to compile SQLite example
Modify the configuration of realboard example
Change the building directory of board drivers
Use DoBuilding to build realboard target
Add command for scons building
Add README.md file for binary directory
To build some common libraries firstly in buildbot script
Fix common libraries issue
Enable EXT SDRAM for GUI examples
Add hello world example for GUI
Add GUI button example