blockchain -> block chain (used everywhere else)

src/init.cpp

@@ -309,7 +309,7 @@ std::string HelpMessage()
         "  -checklevel=<n>        " + _("How thorough the block verification is (0-4, default: 3)") + "\n" +
         "  -txindex               " + _("Maintain a full transaction index (default: 0)") + "\n" +
         "  -loadblock=<file>      " + _("Imports blocks from external blk000??.dat file") + "\n" +
-        "  -reindex               " + _("Rebuild blockchain index from current blk000??.dat files") + "\n" +
+        "  -reindex               " + _("Rebuild block chain index from current blk000??.dat files") + "\n" +
         "  -par=N                 " + _("Set the number of script verification threads (1-16, 0=auto, default: 0)") + "\n" +
 
         "\n" + _("Block creation options:") + "\n" +

src/qt/bitcoinstrings.cpp

@@ -157,7 +157,7 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Output extra debugging information. Implies a
 QT_TRANSLATE_NOOP("bitcoin-core", "Output extra network debugging information"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Password for JSON-RPC connections"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Prepend debug output with timestamp"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Rebuild blockchain index from current blk000??.dat files"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Rebuild block chain index from current blk000??.dat files"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Rescan the block chain for missing wallet transactions"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Rescanning..."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Run in the background as a daemon and accept commands"),

src/qt/locale/bitcoin_en.ts

@@ -2536,7 +2536,12 @@ If the file does not exist, create it with owner-readable-only file permissions.
         <translation>How thorough the block verification is (0-4, default: 3)</translation>
     </message>
     <message>
-        <location line="+61"/>
+        <location line="+24"/>
+        <source>Rebuild block chain index from current blk000??.dat files</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location line="+37"/>
         <source>Verifying blocks...</source>
         <translation>Verifying blocks...</translation>
     </message>
@@ -2601,12 +2606,7 @@ If the file does not exist, create it with owner-readable-only file permissions.
         <translation>Prepend debug output with timestamp</translation>
     </message>
     <message>
-        <location line="+1"/>
+        <location line="+5"/>
-        <source>Rebuild blockchain index from current blk000??.dat files</source>
-        <translation>Rebuild blockchain index from current blk000??.dat files</translation>
-    </message>
-    <message>
-        <location line="+4"/>
         <source>SSL options: (see the Bitcoin Wiki for SSL setup instructions)</source>
         <translation>SSL options: (see the Bitcoin Wiki for SSL setup instructions)</translation>
     </message>