Version 6.7 beta 3

Version 6.7-beta3 APR 2021

- change: the option "static link all libs" is turned on by default
- fix: .exe compiled using dynamic link fail to run, when devcpp starts and try to run it.
- fix: devcpp may crash when watch complex structured object
- enhancement: click in non-content area in the file browser will clear the selection
- enhancement: add popup menu to the file browser
- fix: can't load a compiler set, if the compiler (gcc)'s folder is not under Dev-Cpp folder, and it's path contains space or non-ascii chars
- change: remove "Find Text" option in the editor options dialog
- change: add "Show fold outline" option in the editor options dialog
- enhancement: add "show indent guides" and "indent guide color" options in the editor options dialog
- fix: don't show error msg "gcc/g++ not exists", when the current compiler set is invalid and devcpp tries to run syntax checker.