15 files changed, 18 insertions, 19 deletions
diff --git a/app-arch/arj/metadata.xml b/app-arch/arj/metadata.xml
index 50e1f553b821..a4aea1b60337 100644
--- a/app-arch/arj/metadata.xml
+++ b/app-arch/arj/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>
diff --git a/app-arch/defluff/metadata.xml b/app-arch/defluff/metadata.xml
index 0fa11450e01f..a09204230606 100644
--- a/app-arch/defluff/metadata.xml
+++ b/app-arch/defluff/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>proxy-maintainers</herd>
diff --git a/app-arch/deltarpm/metadata.xml b/app-arch/deltarpm/metadata.xml
index f7ce1ce737b0..9aa1e30319df 100644
--- a/app-arch/deltarpm/metadata.xml
+++ b/app-arch/deltarpm/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>
diff --git a/app-arch/file-roller/metadata.xml b/app-arch/file-roller/metadata.xml
index eee4e2792c24..20790298d888 100644
--- a/app-arch/file-roller/metadata.xml
+++ b/app-arch/file-roller/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<herd>gnome</herd>
diff --git a/app-arch/gzip/metadata.xml b/app-arch/gzip/metadata.xml
index 66209169ac44..0e6ff895e162 100644
--- a/app-arch/gzip/metadata.xml
+++ b/app-arch/gzip/metadata.xml
@@ -6,6 +6,6 @@
  <remote-id type="cpe">cpe:/a:gnu:gzip</remote-id>
 </upstream>
 <use>
-<flag name='pic'>disable optimized assembly code that is not PIC friendly</flag>
+<flag name="pic">disable optimized assembly code that is not PIC friendly</flag>
 </use>
 </pkgmetadata>
diff --git a/app-arch/innoextract/metadata.xml b/app-arch/innoextract/metadata.xml
index 33d1ccf2b5c9..61a03048ecf5 100644
--- a/app-arch/innoextract/metadata.xml
+++ b/app-arch/innoextract/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>
diff --git a/app-arch/libarchive/metadata.xml b/app-arch/libarchive/metadata.xml
index ca60b945eeab..194c620455e6 100644
--- a/app-arch/libarchive/metadata.xml
+++ b/app-arch/libarchive/metadata.xml
@@ -6,28 +6,28 @@
     <email>ssuominen@gentoo.org</email>
     <name>Samuli Suominen</name>
   </maintainer>
-  <longdescription lang='en'>
+  <longdescription lang="en">
     The bsdtar program creates and manipulates streaming archive files.
     It has a number of advantages over previous tar implementations.
   </longdescription>
   <use>
-    <flag name='zlib'>
+    <flag name="zlib">
       Allow accessing gzip-compressed archives through
       <pkg>sys-libs/zlib</pkg>. This only affects libarchive's native
       support: bsdtar will keep using gunzip as a filter if that's not
       built-in. It's also needed for supporting extraction of ZIP
       files.
     </flag>
-    <flag name='bzip2'>
+    <flag name="bzip2">
       Allow accessing bzip2-compressed archives through libbz2 (which
       comes with <pkg>app-arch/bzip2</pkg>). This only affects
       libarchive's native support: bsdtar will keep using bunzip2 as a
       filter if that's not built-in.
     </flag>
-    <flag name='nettle'>
+    <flag name="nettle">
       Use <pkg>dev-libs/nettle</pkg> as crypto backend
     </flag>
-    <flag name='e2fsprogs'>
+    <flag name="e2fsprogs">
       Use file flags from <pkg>sys-fs/e2fsprogs</pkg> headers instead of <pkg>virtual/os-headers</pkg> headers
     </flag>
   </use>
diff --git a/app-arch/libzpaq/metadata.xml b/app-arch/libzpaq/metadata.xml
index 7a46622a1ba3..c4c61007bcb5 100644
--- a/app-arch/libzpaq/metadata.xml
+++ b/app-arch/libzpaq/metadata.xml
@@ -6,7 +6,7 @@
 		<name>Michał Górny</name>
 	</maintainer>
 	<use>
-		<flag name='jit'>Enable just-in-time compilation for faster
+		<flag name="jit">Enable just-in-time compilation for faster
 			compression (requires SSE2)</flag>
 	</use>
 </pkgmetadata>
diff --git a/app-arch/lzop/metadata.xml b/app-arch/lzop/metadata.xml
index caaa4ac67bad..25907ed30810 100644
--- a/app-arch/lzop/metadata.xml
+++ b/app-arch/lzop/metadata.xml
@@ -5,5 +5,5 @@
     <email>binki@gentoo.org</email>
     <name>Nathan Phillip Brink</name>
 </maintainer>
-<longdescription></longdescription>
+<longdescription/>
 </pkgmetadata>
diff --git a/app-arch/mscompress/metadata.xml b/app-arch/mscompress/metadata.xml
index eac9930dd4c7..ced8c119dc72 100644
--- a/app-arch/mscompress/metadata.xml
+++ b/app-arch/mscompress/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>
diff --git a/app-arch/pxz/metadata.xml b/app-arch/pxz/metadata.xml
index f33d0ac2ad6e..5bb98fbfedc0 100644
--- a/app-arch/pxz/metadata.xml
+++ b/app-arch/pxz/metadata.xml
@@ -13,4 +13,3 @@ to speed up compression time with minimal possible influence on compression
 ratio.
 </longdescription>
 </pkgmetadata>
-
diff --git a/app-arch/rar/metadata.xml b/app-arch/rar/metadata.xml
index 373b125376c4..a85d323588c3 100644
--- a/app-arch/rar/metadata.xml
+++ b/app-arch/rar/metadata.xml
@@ -12,7 +12,7 @@
 		<description>Proxied maintainer; set to assignee in all bugs</description>
 	</maintainer>
 	<use>
-		<flag name='all_sfx'>
+		<flag name="all_sfx">
 			Install all SFX (Self-Extracting) files rather than just the native
 			format (allows creation of Windows EXEs on Linux ELF systems)
 		</flag>
diff --git a/app-arch/tar/metadata.xml b/app-arch/tar/metadata.xml
index f8de3a933ff2..5b38aadf068f 100644
--- a/app-arch/tar/metadata.xml
+++ b/app-arch/tar/metadata.xml
@@ -3,7 +3,7 @@
 <pkgmetadata>
 <herd>base-system</herd>
 <use>
-	<flag name='minimal'>just install `tar`</flag>
+	<flag name="minimal">just install `tar`</flag>
 </use>
 <upstream>
 	<remote-id type="cpe">cpe:/a:gnu:tar</remote-id>
diff --git a/app-arch/unshield/metadata.xml b/app-arch/unshield/metadata.xml
index 4fcc8d02a338..336952676af5 100644
--- a/app-arch/unshield/metadata.xml
+++ b/app-arch/unshield/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
   <herd>pda</herd>
diff --git a/app-arch/upx-bin/metadata.xml b/app-arch/upx-bin/metadata.xml
index 2871414c4b78..5f21286aa397 100644
--- a/app-arch/upx-bin/metadata.xml
+++ b/app-arch/upx-bin/metadata.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8'?>
+<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
 	<maintainer>