Default Hugo level offset to 1; update example posts with dates

- Remove support for "loffset" in OPTIONS (Closes #24)
- Also re-publish all posts

example-site/content-org/all-posts.org

@@ -1,10 +1,10 @@
 #+HUGO_BASE_DIR: ../
-#+OPTIONS: loffset:1
 #+SEQ_TODO: TODO DRAFT DONE
 
 * Preparation
 :PROPERTIES:
 :EXPORT_FILE_NAME: prep
+:EXPORT_DATE: 2017-07-12T17:05:38-04:00
 :END:
 1. Be the root directory for this Hugo site (the directory containing
    =config.toml=).
@@ -101,6 +101,7 @@ Some more text, after image.
 * Setting heading anchors
 :PROPERTIES:
 :EXPORT_FILE_NAME: setting-heading-anchors
+:EXPORT_DATE: 2017-07-12T17:05:39-04:00
 :END:
 ** Heading 1 of the post
 :PROPERTIES:
@@ -125,6 +126,7 @@ Something 2.1
 * Post heading with crazy characters
 :PROPERTIES:
 :EXPORT_FILE_NAME: post-heading-slugs
+:EXPORT_DATE: 2017-07-12T13:46:33-04:00
 :END:
 ** Releasing version 1.1
 ** Foo ( Bar ) Baz
@@ -143,36 +145,43 @@ This post must not be exported as it is commented.
 * Test tags                                                         :abc:def:
 :PROPERTIES:
 :EXPORT_FILE_NAME: test-tags
+:EXPORT_DATE: 2017-07-12T13:48:01-04:00
 :END:
+Testing tags set using Org tags in headings.
 * Section                                                             :emacs:
 ** Emacs Post 1                                                         :foo:
 :PROPERTIES:
 :EXPORT_FILE_NAME: emacs-post-1
+:EXPORT_DATE: 2017-07-12T17:31:56-04:00
 :END:
 Here is the first post on Emacs.
 ** Emacs Post 2                                                         :bar:
 :PROPERTIES:
 :EXPORT_FILE_NAME: emacs-post-2
+:EXPORT_DATE: 2017-07-12T17:31:56-04:00
 :END:
 Here is the second post on Emacs.
 * Tables                                                              :table:
 ** Simple Table
 :PROPERTIES:
 :EXPORT_FILE_NAME: simple-table
+:EXPORT_DATE: 2017-07-12T19:25:56-04:00
 :END:
 | h1 | h2 |
 | a  | b  |
 | c  | d  |
 ** Table with narrowest cols
 :PROPERTIES:
 :EXPORT_FILE_NAME: table-with-narrowest-columns
+:EXPORT_DATE: 2017-07-12T19:26:00-04:00
 :END:
 | 1 | 2 | 3 |
 | a | b | e |
 | c | d | f |
 ** Table with top border
 :PROPERTIES:
 :EXPORT_FILE_NAME: table-top-border
+:EXPORT_DATE: 2017-07-12T19:26:04-04:00
 :END:
 |---+---+---+---|
 | 1 | 2 | 3 | 4 |
@@ -181,6 +190,7 @@ Here is the second post on Emacs.
 ** Table with bottom border
 :PROPERTIES:
 :EXPORT_FILE_NAME: table-bottom-border
+:EXPORT_DATE: 2017-07-12T19:26:06-04:00
 :END:
 | 1 | 2 | 3 | 4 |
 | a | b | e | g |
@@ -189,6 +199,7 @@ Here is the second post on Emacs.
 ** Table with top and bottom border
 :PROPERTIES:
 :EXPORT_FILE_NAME: table-top-and-bottom-border
+:EXPORT_DATE: 2017-07-12T19:26:10-04:00
 :END:
 |---+---+---+---|
 | 1 | 2 | 3 | 4 |
@@ -198,6 +209,7 @@ Here is the second post on Emacs.
 ** Table with rule after first row
 :PROPERTIES:
 :EXPORT_FILE_NAME: table-only-rule-after-first-row
+:EXPORT_DATE: 2017-07-12T19:26:13-04:00
 :END:
 | 1 | 2 | 3 | 4 |
 |---+---+---+---|
@@ -206,6 +218,7 @@ Here is the second post on Emacs.
 ** Table with borders and rule after first
 :PROPERTIES:
 :EXPORT_FILE_NAME: table-with-borders-and-rule-after-first
+:EXPORT_DATE: 2017-07-12T19:26:16-04:00
 :END:
 |---+---+---+---|
 | 1 | 2 | 3 | 4 |
@@ -217,6 +230,7 @@ Here is the second post on Emacs.
 ** Code-fenced source blocks
 :PROPERTIES:
 :EXPORT_FILE_NAME: code-fenced-src-blocks
+:EXPORT_DATE: 2017-07-13T17:49:22-04:00
 :END:
 Here are few variables that you might like to change in the =local.mk=:
 - =prefix= :: Org installation directory
@@ -249,7 +263,7 @@ ORG_MAKE_DOC = info pdf card # html
 #   org-mime - Convert org buffer to htmlized format for email
 ORG_ADD_CONTRIB = org-eldoc ox-extra org-mime
 #+END_SRC
-** Source block with caption
+** Source block with caption                                       :noexport:
 :PROPERTIES:
 :EXPORT_FILE_NAME: source-block-caption
 :EXPORT_DATE: 2017-07-19
@@ -270,12 +284,8 @@ This is an example
 * Menu in front matter                                                 :menu:
 ** Menu Meta Data in TOML Front Matter
 :PROPERTIES:
-:EXPORT_FILE_NAME: menu-alist-meta-data-toml
-:EXPORT_DATE: 2017-07-18
 :EXPORT_HUGO_MENU: :menu "something here" :weight 80 :parent posts :identifier foo1
 :END:
-Testing the addition of /menu/ alist meta data to the TOML front
-matter.
 *** Overriding few menu properties
 :PROPERTIES:
 :EXPORT_FILE_NAME: menu-alist-meta-data-toml-override-partial
@@ -332,6 +342,7 @@ Here there is white space in menu name property.
 ** Article 1
 :PROPERTIES:
 :EXPORT_FILE_NAME: article-1
+:EXPORT_DATE: 2017-07-19T08:34:29-04:00
 :END:
 First article.
 
@@ -341,13 +352,15 @@ define at least the =single.html= for =articles/=.
 ** Article 2
 :PROPERTIES:
 :EXPORT_FILE_NAME: article-2
+:EXPORT_DATE: 2017-07-19T08:34:22-04:00
 :END:
 Second article.
 
 This will also land in =content/articles/= the same way.
 * TODO Pre-Draft State
 :PROPERTIES:
 :EXPORT_FILE_NAME: draft-state-todo
+:EXPORT_DATE: 2017-07-12T17:05:41-04:00
 :END:
 If a post has the =TODO= keyword, the =draft= front matter variable
 should be set to =true=.
@@ -357,6 +370,7 @@ start writing.
 * DRAFT Draft state
 :PROPERTIES:
 :EXPORT_FILE_NAME: draft-state-draft
+:EXPORT_DATE: 2017-07-12T13:46:16-04:00
 :END:
 If a post has the =DRAFT= keyword too, the =draft= front matter variable
 should be set to =true=.

example-site/content-org/temp.org → example-site/content-org/mandatory-EXPORT_FILE_NAME-for-subtree-export.org

@@ -1,5 +1,4 @@
 #+HUGO_BASE_DIR: ../
-#+OPTIONS: loffset:1
 #+SEQ_TODO: TODO DRAFT DONE
 
 * abc

example-site/content-org/src-blocks-with-highlight-shortcode.org

@@ -1,12 +1,12 @@
 #+HUGO_BASE_DIR: ../
 #+HUGO_CODE_FENCE: nil
 
-#+OPTIONS: loffset:1
 #+SEQ_TODO: TODO DRAFT DONE
 
 * Source blocks with Hugo =highlight= shortcode
 :PROPERTIES:
 :EXPORT_FILE_NAME: shortcode-src-blocks
+:EXPORT_DATE: 2017-07-13T17:57:58-04:00
 :END:
 Here are few variables that you might like to change in the =local.mk=:
 - =prefix= :: Org installation directory

example-site/content/posts/menu-alist-meta-data-toml-override-partial.md

@@ -13,5 +13,7 @@ For this post, we should see just the menu *weight* and *identifier* properties
 
 You need to set unique menu identifiers, else you get a Hugo error like this:
 
-    ERROR 2017/07/18 12:32:14 Two or more menu items have the same name/identifier in Menu "main": "menu-meta-data-in-yaml-front-matter".
-    Rename or set an unique identifier.
+```text
+ERROR 2017/07/18 12:32:14 Two or more menu items have the same name/identifier in Menu "main": "menu-meta-data-in-yaml-front-matter".
+Rename or set an unique identifier.
+```

example-site/content/posts/prep.md

@@ -8,5 +8,7 @@ draft = false
 1.  Be the root directory for this Hugo site (the directory containing `config.toml`).
 2.  Run
 
-        hugo server --port 1111
+    ```text
+    hugo server --port 1111
+    ```
 3.  See the site served on &ldquo;<http://localhost:1111/>&rdquo;

example-site/content/posts/test-tags.md

@@ -4,3 +4,5 @@ date = 2017-07-12T13:48:01-04:00
 tags = ["abc", "def"]
 draft = false
 +++
+
+Testing tags set using Org tags in headings.

ox-hugo.el

@@ -108,7 +108,7 @@ directory where all Hugo posts should go by default."
                    (:description "DESCRIPTION" nil nil)
                    (:date "DATE" nil nil)
                    (:tags "TAGS" nil nil 'space)
-                   (:hugo-level-offset "HUGO_LEVEL_OFFSET" loffset 0)
+                   (:hugo-level-offset "HUGO_LEVEL_OFFSET" nil 1)
                    (:hugo-tags "HUGO_TAGS" nil nil 'space)
                    (:hugo-categories "HUGO_CATEGORIES" nil nil 'space)
                    ;; Optional front matter variables