TortoiseSVN设置比较工具为BeyondCompare
修改属性为：
"C:\Program Files (x86)\Beyond Compare 3\BComp.exe" %base %mine /title1=%bname /title2=%yname /leftreadonly
"C:\Program Files (x86)\Beyond Compare 3\BCompare.exe"
修改属性为：
"C:\Program Files (x86)\Beyond Compare 3\BComp.exe" %mine %theirs %base %merged /title1=%yname /title2=%tname /title3=%bname /title4=%mname
转载自：http://blog.****.net/yasi_xi/article/details/8637680