refact(dir): set home as default dir for everything (closes #177)

doc/telekasten.txt

@@ -218,21 +218,21 @@ telekasten.setup({opts})
         Path to your daily notes, to separate them from 'normal' notes.
         Accepts absolute path or sub-directory name.
 
-        Default: 'vim.fn.expand("~/zettelkasten/daily")'
+        Default: 'vim.fn.expand("~/zettelkasten")'
 
                                               *telekasten.settings.weeklies*
     weeklies: ~
         Path to your weekly notes, to separate them from 'normal' notes.
         Accepts absolute path or sub-directory name.
 
-        Default: 'vim.fn.expand("~/zettelkasten/weekly")'
+        Default: 'vim.fn.expand("~/zettelkasten")'
 
                                            *telekasten.settings.templates*
     templates: ~
         Path to your note templates.
         Accepts absolute path or sub-directory name.
 
-        Default: 'vim.fn.expand("~/zettelkasten/templates")'
+        Default: 'vim.fn.expand("~/zettelkasten")'
 
                                         *telekasten.settings.image_subdir*
     image_subdir: ~

lua/telekasten.lua

@@ -48,9 +48,9 @@ local function defaultConfig(home)
         -- this syntax setting is independent from auto-set filetype
         auto_set_syntax = true,
         -- dir names for special notes (absolute path or subdir name)
-        dailies = home .. "/" .. "daily",
-        weeklies = home .. "/" .. "weekly",
-        templates = home .. "/" .. "templates",
+        dailies = home,
+        weeklies = home,
+        templates = home,
         -- image (sub)dir for pasting
         -- dir name (absolute path or subdir name)
         -- or nil if pasted images shouldn't go into a special subdir