Update .gitmodules.

- Fix line endings using `dos2unix`.
- Use relative URL for udis86 to allow for HTTPS checkouts.

.gitmodules

@@ -1,27 +1,27 @@
-[submodule "deps/zlib"]
-	path = deps/zlib
-	url = https://github.com/madler/zlib.git
-	branch = develop
-[submodule "deps/json11"]
-	path = deps/json11
-	url = https://github.com/dropbox/json11.git
-	branch = master
-[submodule "deps/libtommath"]
-	path = deps/libtommath
-	url = https://github.com/libtom/libtommath.git
-	branch = develop
-[submodule "deps/libtomcrypt"]
-	path = deps/libtomcrypt
-	url = https://github.com/libtom/libtomcrypt.git
-	branch = develop
-[submodule "deps/pdcurses"]
-	path = deps/pdcurses
-	url = https://github.com/wmcbrine/PDCurses.git
-	branch = master
-[submodule "deps/mongoose"]
-	path = deps/mongoose
-	url = https://github.com/cesanta/mongoose.git
-	branch = master
+[submodule "deps/zlib"]
+	path = deps/zlib
+	url = https://github.com/madler/zlib.git
+	branch = develop
+[submodule "deps/json11"]
+	path = deps/json11
+	url = https://github.com/dropbox/json11.git
+	branch = master
+[submodule "deps/libtommath"]
+	path = deps/libtommath
+	url = https://github.com/libtom/libtommath.git
+	branch = develop
+[submodule "deps/libtomcrypt"]
+	path = deps/libtomcrypt
+	url = https://github.com/libtom/libtomcrypt.git
+	branch = develop
+[submodule "deps/pdcurses"]
+	path = deps/pdcurses
+	url = https://github.com/wmcbrine/PDCurses.git
+	branch = master
+[submodule "deps/mongoose"]
+	path = deps/mongoose
+	url = https://github.com/cesanta/mongoose.git
+	branch = master
 [submodule "deps/protobuf"]
 	path = deps/protobuf
 	url = https://github.com/google/protobuf.git
@@ -31,7 +31,7 @@
 	url = https://github.com/mohabouje/WinToast.git
 [submodule "deps/udis86"]
 	path = deps/udis86
-	url = git@github.com:iw4x/udis86.git
+	url = ../udis86.git
 [submodule "deps/glm"]
 	path = deps/glm
 	url = https://github.com/g-truc/glm.git