Merge pull request #649 from tldr-pages/autojump-tweaks

autojump: various tweaks

pages/common/autojump.md

@@ -1,12 +1,13 @@
 # autojump
 
-> Automatically jump to the directory you visited the most. Aliases like j or jc can also be used for fewer typing.
+> Quickly jump among the directories you visit the most.
+> Aliases like j or jc are provided for even less typing.
 
 - Jump to a directory that contains the given pattern.
 
 `j {{pattern}}`
 
-- Jump to a sub-directory of current directory that contains the given pattern.
+- Jump to a sub-directory (child) of the current directory that contains the given pattern.
 
 `jc {{pattern}}`
 
@@ -14,6 +15,6 @@
 
 `j --purge`
 
-- Show entries in the autojump database.
+- Show the entries in the autojump database.
 
 `j -s`