Update func.c

更新到replaceFunc()函数。
update
Merge pull request #15 from HuiLi/master

合并更新
Merge pull request #16 from HuiLi/master

合并更新
Update shell.c

160-307 进程执行，加载动态链接库，获取功能函数，释放；静态变量的定义和初始化，bail_on_error，stdin_is_interactive，seenInterrupt等；
Update shell.c

160-307 进程执行，加载动态链接库，获取功能函数，释放；静态变量的定义和初始化，bail_on_error，stdin_is_interactive，seenInterrupt，*Argv0等；一个格式字符串输出函数（一个参数zFormat固定以外,后面跟的参数的个数和类型是可变的）；字符串形式的判断。
Update select.c
update vdbe.c

更新Opcode: Column，以及sqliteInt.c中涉及到的宏定义
Merge pull request #33 from qihuidan/master

Update select.c
Merge pull request #32 from LIANGJINGW/shell-group1

Shell group1
update vdbe.c

更新Opcode: MakeRecord，Affinity
Merge pull request #17 from HuiLi/master

合并更新
Merge pull request #34 from MinfeiZhou/master

update vdbe.c, sqliteInt.c
Merge pull request #18 from HuiLi/master

Merge pull request #34 from MinfeiZhou/master
分析源码
Merge pull request #35 from wei-ren/master

分析源码
Merge pull request #36 from amy-lj/amy-lj&func

Update func.c
Merge pull request #19 from HuiLi/master

合并更新
Update loadext.c

修改30--36行
Merge pull request #37 from 520060628/master

Update loadext.c