normalize link style, add small missing parts

api-base-Thinker.md

@@ -12,8 +12,10 @@ The user-defined stat numbers begin at `Thinker.STAT_USER` and end at
 `Thinker.STAT_USER_MAX`. Do not attempt to use normal integers as stat numbers
 except as relative to these two.
 
-(Note to authors: These tables are not alphabetically organized as their
-ordering is meaningful.)
+<!--
+   NOTE: These tables are not alphabetically organized as their ordering is
+         meaningful.
+-->
 
 Thinkers which do not think and are elided from many checks:
 

api.md

@@ -22,12 +22,6 @@ sense to user code, but are fine to the engine. Because of this, the API shall
 be documented in pseudo-ZScript which gives an idea of how it works for the
 modder rather than for the engine.
 
-Note to authors: Capitalization is normalized within this documentation to
-encourage consistent code, and does not follow ZScript's original
-capitalization exactly. Similarly, argument names in methods are sometimes
-renamed. Note well that *arguments with defaults MAY NOT be renamed* as they
-are part of the API.
-
 # Actors
 
 <!-- inter-toc actor -->
@@ -113,7 +107,9 @@ For legacy reasons, many intermission-related things may be prefixed with `WI`
 or `WB`. The abbreviation `WI` means *World Intermission* (the intermission
 screen was originally called "World Map" by Tom Hall) and `WB` meaning *World
 Buffer*, as this data was originally buffered into a specific memory address
-for [statistics drivers](https://doomwiki.org/wiki/Statistics_driver).
+for [statistics drivers][1].
+
+[1]: https://doomwiki.org/wiki/Statistics_driver
 
 # Level Data
 

glossary-Concepts.md

@@ -1,5 +1,7 @@
 # Concepts
 
+<!-- vim-markdown-toc GFM -->
+
 * [Action Scoping](#action-scoping)
 * [Object Scoping](#object-scoping)
 * [Format String](#format-string)
@@ -7,7 +9,13 @@
 * [Game Tick](#game-tick)
 * [Interpolation](#interpolation)
 
-TODO
+<!-- vim-markdown-toc -->
+
+Here is a cursory view of concepts vital to ZScript and ZDoom in general. If
+you can't find something here, it's likely inherited directly from Doom, so you
+should check [the Doom Wiki][1] for more relevant information.
+
+[1]: https://doomwiki.org/wiki/Entryway
 
 ## Action Scoping
 
@@ -61,15 +69,18 @@ Here is a chart of data access possibilities for each scope:
 
 A format string is a string that specifies the format of a conversion from
 arbitrary data to a contiguous character string. A format string contains
-normal characters and *conversion specifiers*. See [this
-page](https://en.cppreference.com/w/c/io/fprintf) for more information.
-Differences between C's `printf` and ZScript formats include:
+normal characters and *conversion specifiers*. See [this page][2] for more
+information. Differences between C's `printf` and ZScript formats include:
 
 - Since there's no `char` type, `int` is used for `%c`.
 - `%s` also works for `name`.
 - No `%n` specifier.
-- An additional conversion specifier `%B` exists which converts a number to binary.
-- An additional conversion specifier `%H` exists which works like `%g` but automatically selects the smallest appropriate precision.
+- An additional conversion specifier `%B` exists which converts a number to
+binary.
+- An additional conversion specifier `%H` exists which works like `%g` but
+automatically selects the smallest appropriate precision.
+
+[2]: https://en.cppreference.com/w/c/io/fprintf
 
 ## Sprite
 
@@ -81,7 +92,9 @@ the file and state block representations, not a character, but an integer. The
 number `0` for instance represents the letter `A`, `1` to `B`, etc.
 
 For more information on sprites and rotations, please refer to [the relevant
-Doom Wiki article](https://doomwiki.org/wiki/Sprite).
+Doom Wiki article][3].
+
+[3]: https://doomwiki.org/wiki/Sprite
 
 ## Game Tick
 
@@ -108,7 +121,9 @@ simulation in the same way:
    smoother rendering.
 
 For more information on ticks, please refer to [the relevant Doom Wiki
-article](https://doomwiki.org/wiki/Tic).
+article][4].
+
+[4]: https://doomwiki.org/wiki/Tic
 
 ## Interpolation
 

lang-Expressions.md

@@ -56,9 +56,9 @@ character. Character escapes include:
 | `\xnn` or `\Xnn`        | Byte `0xnn`.                                    |
 | `\nnn`                  | Byte `0nnn` (octal.)                            |
 
-To quote [cppreference](https://en.cppreference.com/w/cpp/language/escape), "of
-the octal escape sequences, `\0` is the most useful because it represents the
-terminating null character in null-terminated strings."
+To quote [cppreference][1], "of the octal escape sequences, `\0` is the most
+useful because it represents the terminating null character in null-terminated
+strings."
 
 String literals, also like C and C++, will be concatenated when put directly
 next to each other. For example, this:
@@ -69,6 +69,8 @@ next to each other. For example, this:
 
 Will be parsed as a single string literal with the text `"text 1text 2"`.
 
+[1]: https://en.cppreference.com/w/cpp/language/escape
+
 ## Class type literals
 
 Class type literals take the same form as string literals, but do note that