Update runtime files
diff --git a/runtime/spell/main.aap b/runtime/spell/main.aap
index 269c710..410b5f3 100644
--- a/runtime/spell/main.aap
+++ b/runtime/spell/main.aap
@@ -7,7 +7,7 @@
 # "hu" is at the end, because it takes a very long time.
 LANG = af am bg br ca cs cy da de el en eo es fr fo ga gd gl he hr id it 
        ku la lt lv mg mi ms nb nl nn ny pl pt ro ru rw sk sl sv sw
-       tet th tl tn uk yi zu hu
+       tet th tl tn tr uk yi zu hu
 
 # TODO:
 # Finnish doesn't work, the dictionary fi_FI.zip file contains hyphenation...
diff --git a/runtime/spell/tr/main.aap b/runtime/spell/tr/main.aap
new file mode 100644
index 0000000..073cf2a
--- /dev/null
+++ b/runtime/spell/tr/main.aap
@@ -0,0 +1,68 @@
+# Aap recipe for Turkish Vim spell files.
+
+# Use a freshly compiled Vim if it exists.
+@if os.path.exists('../../../src/vim'):
+    VIM = ../../../src/vim
+@else:
+    :progsearch VIM vim
+
+SPELLDIR = ..
+FILES    = tr_TR.aff tr_TR.dic
+
+all: $SPELLDIR/tr.utf-8.spl 
+
+$SPELLDIR/tr.utf-8.spl : $FILES
+        :sys env LANG=tr_TR.UTF-8
+		$VIM -u NONE -e -c "mkspell! $SPELLDIR/tr tr_TR" -c q
+
+# Fetching LibreOffice spell files
+FILE = https://github.com/bitigchi/bitigchi.github.io/raw/master/vim-tr-spell/tr_TR.zip
+:attr {fetch = $FILE} tr_TR.zip
+
+# The files don't depend on the .zip file so that we can delete it.
+# Only download the zip file if the targets don't exist.
+tr_TR.aff tr_TR.dic: {buildcheck=}
+        :assertpkg unzip patch
+        :fetch tr_TR.zip
+        :sys $UNZIP tr_TR.zip
+        :delete tr_TR.zip
+        @if not os.path.exists('tr_TR.orig.aff'):
+            :copy tr_TR.aff tr_TR.orig.aff
+        @if not os.path.exists('tr_TR.orig.dic'):
+            :copy tr_TR.dic tr_TR.orig.dic
+        @if os.path.exists('tr_TR.diff'):
+            :sys patch <tr_TR.diff
+
+# Generate diff files
+diff:
+        :assertpkg diff
+        :sys {force} diff -a -C 1 tr_TR.orig.aff tr_TR.aff >tr_TR.diff
+        :sys {force} diff -a -C 1 tr_TR.orig.dic tr_TR.dic >>tr_TR.diff
+
+# Check for updated LibreOffice spell files.  When there are changes the
+# ".new.aff" and ".new.dic" files are left behind for manual inspection.
+check:
+        :assertpkg unzip diff
+        :fetch tr_TR.zip
+        :mkdir tmp
+        :cd tmp
+        @try:
+            @import stat
+            :sys $UNZIP ../tr_TR.zip
+            :sys {force} diff ../tr_TR.orig.aff tr_TR.aff >d
+            @if os.stat('d')[stat.ST_SIZE] > 0:
+                :copy tr_TR.aff ../tr_TR.new.aff
+            :sys {force} diff ../tr_TR.orig.dic tr_TR.dic >d
+            @if os.stat('d')[stat.ST_SIZE] > 0:
+                :copy tr_TR.dic ../tr_TR.new.dic
+        @finally:
+            :cd ..
+            :delete {r}{f}{q} tmp
+            :delete tr_TR.zip
+
+# Remove all the downloaded and generated files.
+clean:
+        :delete tr_TR.aff
+        :delete tr_TR.dic
+        :delete tr_TR.orig.aff
+        :delete tr_TR.orig.dic