remove common_static and make common be a statis library (#161)

### What problem were solved in this pull request?

Issue Number: close #159 

Problem:
common链接库编译了两次

### What is changed and how it works?
删除common_static，将common直接改成static链接库

deps/common/CMakeLists.txt

@@ -20,21 +20,13 @@ ENDFOREACH(F)
 
 #SHARED，动态库
 #STATIC，静态库
-ADD_LIBRARY(common SHARED ${ALL_SRC} )
-ADD_LIBRARY(common_static STATIC ${ALL_SRC})
-
-# 没有SET_TARGET_PROPERTIES， 是不能同时build 静态库和动态库， 如果只build 一种库， 就不需要这个功能
-SET_TARGET_PROPERTIES(common_static PROPERTIES OUTPUT_NAME "common")
-GET_TARGET_PROPERTY(OUTPUT_VALUE common_static OUTPUT_NAME)
-MESSAGE(STATUS "This is the func_static OUTPUT_NAME:" ${OUTPUT_VALUE})
+ADD_LIBRARY(common STATIC ${ALL_SRC} )
 
 # 编译静态库时，自动会把同名的动态库给删除， 因此需要临时设置一下
 SET_TARGET_PROPERTIES(common PROPERTIES CLEAN_DIRECT_OUTPUT 1)
-SET_TARGET_PROPERTIES(common_static PROPERTIES CLEAN_DIRECT_OUTPUT 1)
 
 # 设置版本号 VERSION指代动态库版本，SOVERSION指代API版本
 
-
 SET(MAIJOR_VER 1)
 SET(MINOR_VER  0)
 SET(PATCH_VER  0)
@@ -47,7 +39,7 @@ SET(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/../../lib)
 # Target 必须在定义 ADD_EXECUTABLE 之后， programs 不受这个限制
 # TARGETS和PROGRAMS 的默认权限是OWNER_EXECUTE, GROUP_EXECUTE, 和WORLD_EXECUTE，即755权限， programs 都是处理脚步类
 # 类型分为RUNTIME／LIBRARY／ARCHIVE, prog
-INSTALL(TARGETS common common_static
+INSTALL(TARGETS common
         LIBRARY DESTINATION lib
         ARCHIVE DESTINATION lib)
 
@@ -60,4 +52,4 @@ FOREACH(F ${ALL_HEADER})
     get_filename_component(headDir ${RELAPATH_HEADER} DIRECTORY)
     MESSAGE("Install " ${RELAPATH_HEADER} " to " ${CMAKE_INSTALL_PREFIX} "/" ${PROJECT_NAME} "/include/" ${headDir})
     INSTALL(FILES ${RELAPATH_HEADER} DESTINATION include/${headDir})
-ENDFOREACH(F)
+ENDFOREACH(F)
\ No newline at end of file