Consistently use "folder" over "directory", except for Linux documentation.

For Windows documentation, "folder" is the correct term. For generic
documentation, probably either would do but I suspect people are
slightly more likely to be familiar with "folder".

docs/concepts/game-folders.md

@@ -132,7 +132,7 @@ to all emulators that support them:
     Holds streamable audio for [the MSU-1][msu1].
 
 Files that are only useful to higan specifically
-are placed in a `higan` subdirectory:
+are placed in a `higan` subfolder:
 
   - `cheats.bml`:
     All information present in

docs/concepts/game-library.md

@@ -78,7 +78,7 @@ and telling higan where to find them.
     to open [higan's Advanced settings][advsettings].
  1. Click the "Change ..." button on the right.
     A [filesystem browser][fsbrowser] will appear,
-    allowing you to choose the same directory again.
+    allowing you to choose the same folder again.
 
 [icsettings]: ../interface/icarus.md#the-icarus-settings-dialog
 [fsbrowser]: ../interface/common.md#the-filesystem-browser

docs/guides/import.md

@@ -406,7 +406,7 @@ but higan expects the same filename for both.
 
 To import the SGB base cartridge,
 you must copy the required firmware file
-into the same directory.
+into the same folder.
 Then you may import it just like
 [a regular game](#regular-games).
 

docs/guides/shaders.md

@@ -53,14 +53,14 @@ it should contain a file named `manifest.bml`,
 and probably some `*.fs` or `*.vs` files.
 
 Place the shader folder inside
-the `Video Shaders` directory
+the `Video Shaders` folder
 of your higan installation.
-If you don't have a `Video Shaders` directory,
+If you don't have a `Video Shaders` folder,
-create it beside the `*.sys` directories
+create it beside the `*.sys` folders
 like `Game Boy Advance.sys` and `Super Famicom.sys`.
 
   - On Windows,
-    this is probably the directory containing `higan.exe`
+    this is probably the folder containing `higan.exe`
   - On Linux,
     this is probably `~/.local/share/higan`
 

docs/install/general.md

@@ -34,7 +34,7 @@ Once you have the correct BIOS file:
         so you don't wind up with a file called
         `bios.rom.dat`
         or whatever the file's original extension was.
- 2. Copy the file into higan's `Game Boy Advance.sys` directory,
+ 2. Copy the file into higan's `Game Boy Advance.sys` folder,
     alongside the `manifest.bml` file that is already there.
       - In Windows,
         find `Game Boy Advance.sys` in the same folder
@@ -46,7 +46,7 @@ Once you have the correct BIOS file:
 **Note:**
 If you upgrade this version of higan to a newer version,
 make sure the `bios.rom` file
-winds up in the `Game Boy Advance.sys` directory
+winds up in the `Game Boy Advance.sys` folder
 of the new version.
 
 [bios]: http://problemkaputt.de/gbatek.htm#biosfunctions

docs/install/windows.md

@@ -13,7 +13,7 @@ extract the contents of the higan archive into a new folder.
 
 When you're done,
 the new folder should contain `higan.exe` and `icarus.exe`
-along with other assorted files and directories
+along with other assorted files and folders
 that describe the systems higan emulates.
 
 You may put that folder wherever you like.
@@ -31,7 +31,7 @@ To remove higan's configuration:
  1. Press Win+R to open the Run dialog
  2. Type `%LOCALAPPDATA%` and press Enter
     to open the folder where higan's configuration data lives
- 3. Delete the subdirectories named `icarus` and `higan`
+ 3. Delete the subfolders named `icarus` and `higan`
     if they exist.
 
 You might also want to remove the games imported into higan's library
@@ -124,7 +124,7 @@ Installing a compiled build on Windows
     into the new folder
  4. Copy `C:\higan-src\higan\out\higan.exe`
     into the new folder
- 5. Copy all the `*.sys` directories
+ 5. Copy all the `*.sys` folders
     in `C:\higan-src\higan\systems`
     into the new folder
 

docs/interface/common.md

@@ -32,10 +32,10 @@ Pressing this button will
 switch to the parent of the current folder.
 
 Most of the filesystem browser lists the contents
-of the current directory.
+of the current folder.
 Double-clicking a folder,
 or selecting it and pressing Enter,
-will switch to showing the contents of that directory.
+will switch to showing the contents of that folder.
 If the list has keyboard focus,
 typing any text will jump to the first inem in the list
 whose name begins with the text you typed.
@@ -50,12 +50,12 @@ by double-clicking it,
 by selecting it and pressing Enter,
 or by selecting it and clicking the "Select" button in the bottom-right.
 
-If this filesystem browser is asking for a directory,
+If this filesystem browser is asking for a folder,
 you can choose one
 by selecting it and clicking the "Select" button in the bottom-right.
 Double-clicking
 or selecting and pressing Enter don't work,
-they just switch to viewing that directory.
+they just switch to viewing that folder.
 
 The "Cancel" button in the bottom-right
 closes the filesystem browser without selecting anything.

docs/interface/higan-tools.md

@@ -62,8 +62,8 @@ in [the Game Library](../concepts/game-library.md).
 
 If your copy of higan includes a cheat database
 (a file named `cheats.bml`
-in the same directory as `Super Famicom.sys`
+in the same folder as `Super Famicom.sys`
-and the other `*.sys` directories),
+and the other `*.sys` folders),
 you can click the "Find Codes ..." button in the bottom left
 to load all known cheats for the currently-running game.