areas-of-d-usage: Untabify

areas-of-d-usage.dd

@@ -52,7 +52,7 @@ $(DIVC area-section2,
         Companies usually have codebases that are considerably larger than most
         hobbyist projects, thus an important goal is to write elegant code
         that is easy to understand, and therefore maintain. In comparison to other languages,
-	D has many features that help keep a codebase clean and
+        D has many features that help keep a codebase clean and
         boilerplate-free - thus increasing $(LINK2 $(ROOT_DIR)overview.html#productivity, productivity).
         Some examples of simple and yet powerful D features are
         $(LINK2 https://dlang.org/spec/template.html, templates)
@@ -72,7 +72,7 @@ $(DIVC area-section2,
         $(LINK2 https://dlang.org/spec/version.html, conditional compilation) over
         $(LINK2 https://dlang.org/spec/simd.html, SIMD vector optimizations) to
         $(LINK2 https://dlang.org/spec/iasm.html, inline assembler),
-	and $(LINK2 https://wiki.dlang.org/Development_tools#Profiling, many more).
+        and $(LINK2 https://wiki.dlang.org/Development_tools#Profiling, many more).
     )
     $(P D has been used in numerous diverse domains. A short selection is presented below.
         For a complete overview, see the list of
@@ -247,9 +247,9 @@ $(AREA_SECTION3 $(LNAME2 teaching, Teaching), $(ARTICLE_FA_ICON graduation-cap),
 )
 
 Macros:
-	TITLE=Areas of D usage
-	ARTICLE_FA_ICON=<i class="fa fa-$1 article-icon" aria-hidden="true"></i>
-	SECTION_FA_ICON=<i class="fa fa-$1 section-icon" aria-hidden="true"></i>
+    TITLE=Areas of D usage
+    ARTICLE_FA_ICON=<i class="fa fa-$1 article-icon" aria-hidden="true"></i>
+    SECTION_FA_ICON=<i class="fa fa-$1 section-icon" aria-hidden="true"></i>
     START_ICONS_ENTRY=$(DIVC start-icons-el, $(LINK2 #$3, <i class="fa fa-$2" aria-hidden="true"></i>)$(DIV, $1))
     AREA_SECTION_INLINE=$1 $(DIVC area-section3, $+)
     AREA_SECTION3=$(TC h3, area-section3, $1) $(AREA_SECTION_INLINE $+)