refactoring: Sort imports

dub.sdl

@@ -20,7 +20,7 @@ configuration "unittest" {
   targetName "unittest"
   targetPath "out/test"
 
-  dependency "unit-threaded" version="~>2.1.1"
+  dependency "unit-threaded" version="~>2.1.7"
   mainSourceFile "source/testsuite.d"
   postRunCommands "$DUB run lst2errormessages || true"
 }

dub.selections.json

@@ -2,7 +2,7 @@
 	"fileVersion": 1,
 	"versions": {
 		"color": "0.0.9",
-		"colored": "0.0.28",
-		"unit-threaded": "2.1.1"
+		"colored": "0.0.31+commit.1.g6316447",
+		"unit-threaded": "2.1.7"
 	}
 }

examples/basic/source/app.d

@@ -1,13 +1,10 @@
 int main(string[] args)
 {
-    import std.stdio;
-    import asciitable;
-    import colored;
-    import std.string;
-    import std.conv;
-
-    import asciitable;
-    import std.stdio;
+    import asciitable : AsciiTable, UnicodeParts;
+    import colored : blue, green, red, yellow;
+    import std.conv : to;
+    import std.stdio : writeln;
+    import std.string : format;
 
     // dfmt off
     new AsciiTable(2)
@@ -18,8 +15,7 @@ int main(string[] args)
         .leftBorder(true)
         .writeln;
     // dfmt on
-
-
+
     // dfmt off
     new AsciiTable(2)
       .row().add("helloworld".red.to!string ~ "\ntest").add("hello %s world".format("beautiful".red))

source/asciitable/package.d

@@ -15,14 +15,14 @@ version(unittest)
 
 @safe:
 
-import std.string : split, join;
+import colored : bold, leftJustifyFormattedString, unformattedLength;
 import std.algorithm : map, max, maxElement;
-import std.range : front;
+import std.array : replicate;
 import std.conv : to;
-import colored : bold, unformattedLength, leftJustifyFormattedString;
 import std.format : format;
-import std.array : replicate;
+import std.range : front;
 import std.stdio : writeln;
+import std.string : join, split;
 
 class Cell
 {
@@ -32,8 +32,6 @@ class Cell
     ulong width;
     this(AsciiTable table, Row row, string formatted)
     {
-        import std.array;
-
         this.table = table;
         this.row = row;
         this.lines = formatted.split("\n");
@@ -438,8 +436,6 @@ struct Formatter
 ///
 @("example") unittest
 {
-    import std.conv;
-
     // dfmt off
     auto table = new AsciiTable()
         .header.add("HA", "HB")