[README] Update library name, improve ldoc documentation.

README.md

@@ -1,7 +1,7 @@
-serialize - A brainless Lua table serializer
+df-serialize - A brainless Lua table serializer
 ============================================
 
-**serialize** provides two functions:
+**df-serialize** provides two functions:
 
 * `pack()` packs Lua tables to string.
 * `unpack()` unpacks a string back to a Lua table.
@@ -9,7 +9,7 @@ serialize - A brainless Lua table serializer
 The implementation strives to be useful under the majority of reasonable use cases,
 to be compact, understandable and sufficiently fast.
 There is no pretense of complete generality, nor of absolute efficiency.
-In case **serialize** does not meet exactly your requirements, the code
+In case **df-serialize** does not exactly meet your requirements, its code
 should be immediate enough to tweak to your needs.
 
 Documentation
@@ -23,6 +23,10 @@ Documentation may be generated running the command:
 ldoc init.lua
 ```
 
+`ldoc` generates a `doc` directory, open `doc/index.html`
+with your favorite browser to read the documentation.
+
+
 Test suite
 ==========