Summarized Changelog:

• fix :filesystems view not listing disks whose mount point has a space character
• fix panic on searching cr/.* if a file starts with an empty line
• fix preview of linux pseudo-files
• identify "RAM" and "crypted" disks in :filesystems view

• install br function
• run br in multiple directories
• open files using the explorer
• search for files using the explorer
• navigate directories using the explorer