Use subdirectories for setup files (+READMEs)

Move setup files into subdirectories. Move mode directories to modes subdir.
This will make it easy to specify a recipe in melpa that maintains the directory
structure. Add interactive functions to jump to .el and README files

See #170

Makefile

@@ -3,8 +3,9 @@ EMACS ?= emacs
 compile:
 	cask exec $(EMACS) -Q -batch			\
 	-L .						\
+	--eval '(setq evil-want-integration nil)'	\
 	--eval '(setq byte-compile-error-on-warn t)'	\
-	-f batch-byte-compile *.el
+	-f batch-byte-compile *.el modes/*/*.el
 
 lint:
 	cask exec $(EMACS) -Q -batch							\
@@ -14,7 +15,7 @@ lint:
 	--eval "(package-refresh-contents)"						\
 	-l package-lint.el								\
 	--eval "(advice-add 'package-lint--check-eval-after-load :around 'ignore)" \
-	-f package-lint-batch-and-exit *.el
+	-f package-lint-batch-and-exit *.el modes/*/*.el
 
 test:
 	cask exec ert-runner

evil-collection.el

@@ -37,6 +37,9 @@
 (require 'evil)
 (require 'annalist)
 
+(defvar evil-collection-base-dir (file-name-directory load-file-name)
+  "Store the directory evil-collection.el was loaded from.")
+
 (defvar evil-want-integration)
 (defvar evil-want-keybinding)
 (if (featurep 'evil-keybindings)
@@ -377,6 +380,41 @@ modes in the current buffer."
                          'evil-collection-active
                        'evil-collection-valid)))
 
+(defun evil-collection--mode-file (mode file)
+  "Return path to FILE for MODE. Return nil if it doesn't exist."
+  (let ((path (expand-file-name
+               (format "modes/%s/%s" mode file) evil-collection-base-dir)))
+    (when (file-exists-p path)
+        path)))
+
+(defun evil-collection-open-config-file (mode)
+  "Open configuration file corresponding to MODE."
+  (interactive
+   (list
+    (completing-read
+     "Mode: "
+     (cl-remove-if-not
+      (lambda (mode)
+        (evil-collection--mode-file mode (format "evil-collection-%s.el" mode)))
+      (directory-files
+       (expand-file-name "modes" evil-collection-base-dir)
+       nil "^[^.]")))))
+  (find-file (evil-collection--mode-file mode (format "evil-collection-%s.el" mode))))
+
+(defun evil-collection-open-readme (mode)
+  "Open README.org corresponding to MODE."
+  (interactive
+   (list
+    (completing-read
+     "Mode: "
+     (cl-remove-if-not
+      (lambda (mode)
+        (evil-collection--mode-file mode "README.org"))
+      (directory-files
+       (expand-file-name "modes" evil-collection-base-dir)
+       nil "^[^.]")))))
+  (find-file (evil-collection--mode-file mode "README.org")))
+
 (defun evil-collection--translate-key (state keymap-symbol
                                              translations
                                              destructive)
@@ -485,7 +523,9 @@ instead of the modes in `evil-collection-mode-list'."
               reqs (cdr mode)))
       (dolist (req reqs)
         (with-eval-after-load req
-          (require (intern (concat "evil-collection-" (symbol-name m))))
+          (load (expand-file-name (format "modes/%s/evil-collection-%s" m m)
+                                  evil-collection-base-dir)
+                nil t)
           (funcall (intern (concat "evil-collection-" (symbol-name m)
                                    "-setup")))
           (let ((mode-keymaps