chore(git): merge from master

Author: KSXGitHub

src/args.rs

@@ -19,6 +19,8 @@ use text_block_macros::text_block;
 
     version,
 
+    about = "Summarize disk usage of the set of files, recursively for directories.",
+
     long_about = text_block! {
         "Summarize disk usage of the set of files, recursively for directories."
         ""
@@ -27,7 +29,7 @@ use text_block_macros::text_block;
     },
 
     after_help = text_block! {
-        "EXAMPLES:"
+        "Examples:"
         "    $ pdu"
         "    $ pdu path/to/file/or/directory"
         "    $ pdu file.txt dir/"
@@ -41,7 +43,7 @@ use text_block_macros::text_block;
     },
 
     after_long_help = text_block! {
-        "EXAMPLES:"
+        "Examples:"
         "    Show disk usage chart of current working directory"
         "    $ pdu"
         ""