Very pedantic audit fixes

Formula/dotwrp.rb

@@ -8,7 +8,7 @@ class Dotwrp < Formula
   def install
     ENV.fortran
 
-	  # note: fno-underscoring is vital to override the symbols in Accelerate
+    # note: fno-underscoring is vital to override the symbols in Accelerate
     system "#{ENV["FC"]} #{ENV["FFLAGS"]} -fno-underscoring -c dotwrp.f90"
     system "/usr/bin/ar -cru libdotwrp.a dotwrp.o"
     system "/usr/bin/ranlib libdotwrp.a"

Formula/jslint4java.rb

@@ -7,9 +7,9 @@ class Jslint4java < Formula
   version '1.4.6'
 
   def install
-  	prefix.install Dir['*']
-  	bin.mkpath
-	  (bin + 'jslint4java').write <<-EOF.undent
+    prefix.install Dir['*']
+    bin.mkpath
+    (bin + 'jslint4java').write <<-EOF.undent
       #!/bin/bash
       java -jar #{prefix}/jslint4java-1.4.6.jar "$@"
     EOF

Formula/libdvdread.rb

@@ -1,15 +1,17 @@
 require 'formula'
 
 class Libdvdread < Formula
-	url 'http://www.dtek.chalmers.se/groups/dvd/dist/libdvdread-0.9.7.tar.gz'
-	homepage 'http://www.dtek.chalmers.se/groups/dvd/'
-	md5 '078788c9241ae16763529e1235502337'
+  url 'http://www.dtek.chalmers.se/groups/dvd/dist/libdvdread-0.9.7.tar.gz'
+  homepage 'http://www.dtek.chalmers.se/groups/dvd/'
+  md5 '078788c9241ae16763529e1235502337'
 
-	depends_on 'libdvdcss' => :optional
+  depends_on 'libdvdcss' => :optional
 
-	def install
-		system "./configure", "--disable-debug", "--disable-dependency-tracking",
-			   "--prefix=#{prefix}", "--mandir=#{man}", "--with-libdvdcss"
-		system "make install"
-	end
+  def install
+    system "./configure", "--disable-debug", "--disable-dependency-tracking",
+                          "--prefix=#{prefix}",
+                          "--mandir=#{man}",
+                          "--with-libdvdcss"
+    system "make install"
+  end
 end