Move doc→docs so we can serve it with GitHub Pages

luasocket-scm-3.rockspec

@@ -127,7 +127,7 @@ build = {
     mingw32 = make_plat("mingw32")
   },
   copy_directories = {
-    "doc"
+    "docs"
     , "samples"
     , "etc"
     , "test" }

makefile.dist

@@ -92,23 +92,23 @@ MAKE = \
 	socket.vcxproj \
 	mime.vcxproj
 
-DOC = \
-	doc/dns.html \
-	doc/ftp.html \
-	doc/index.html \
-	doc/http.html \
-	doc/installation.html \
-	doc/introduction.html \
-	doc/ltn12.html \
-	doc/luasocket.png \
-	doc/mime.html \
-	doc/reference.css \
-	doc/reference.html \
-	doc/smtp.html \
-	doc/socket.html \
-	doc/tcp.html \
-	doc/udp.html \
-	doc/url.html
+DOCS = \
+	docs/dns.html \
+	docs/ftp.html \
+	docs/index.html \
+	docs/http.html \
+	docs/installation.html \
+	docs/introduction.html \
+	docs/ltn12.html \
+	docs/luasocket.png \
+	docs/mime.html \
+	docs/reference.css \
+	docs/reference.html \
+	docs/smtp.html \
+	docs/socket.html \
+	docs/tcp.html \
+	docs/udp.html \
+	docs/url.html
 
 dist:
 	mkdir -p $(DIST)
@@ -123,8 +123,8 @@ dist:
 	mkdir -p $(DIST)/src
 	cp -vf $(SRC) $(DIST)/src
 
-	mkdir -p $(DIST)/doc
-	cp -vf $(DOC) $(DIST)/doc
+	mkdir -p $(DIST)/docs
+	cp -vf $(DOCS) $(DIST)/docs
 
 	mkdir -p $(DIST)/samples
 	cp -vf $(SAMPLES) $(DIST)/samples