Compensate for a regression in tag collection order in Org 9.2

The order in which the tags from FILETAGS and from headings are
collected together seems to have changed between Org 9.1.x and 9.2.

Need to investigate later.

Ref: #252

test/site/content/posts/description-multi-line-escaping-backslashes-org-special-block-toml.md

@@ -4,7 +4,7 @@ description = """
   Test to check that backslashes in `\\|` and `\\\\` are correctly escaped
   in the front-matter.
   """
-tags = ["description", "special-block", "toml", "escaping", "backslashes", "front-matter", "multi-line"]
+tags = ["front-matter", "description", "special-block", "toml", "escaping", "backslashes", "multi-line"]
 draft = false
 +++
 

test/site/content/posts/description-multi-line-escaping-backslashes-org-special-block-yaml.md

@@ -3,7 +3,7 @@ title: "Multi-line description with backslashes (YAML)"
 description: >
   Test to check that backslashes in `\|` and `\\` are correctly escaped
   in the front-matter.
-tags: ["description", "special-block", "yaml", "escaping", "backslashes", "front-matter", "multi-line"]
+tags: ["front-matter", "description", "special-block", "yaml", "escaping", "backslashes", "multi-line"]
 draft: false
 ---
 

test/site/content/posts/description-single-line-escaping-backslashes-org-special-block-toml.md

@@ -1,7 +1,7 @@
 +++
 title = "Single-line description with backslashes (TOML)"
 description = "Test to check that backslashes in `\\|` and `\\\\` are correctly escaped."
-tags = ["description", "special-block", "toml", "escaping", "backslashes", "front-matter", "single-line"]
+tags = ["front-matter", "description", "special-block", "toml", "escaping", "backslashes", "single-line"]
 draft = false
 +++
 

test/site/content/posts/description-single-line-escaping-backslashes-org-special-block-yaml.md

@@ -1,7 +1,7 @@
 ---
 title: "Single-line description with backslashes (YAML)"
 description: "Test to check that backslashes in `\\|` and `\\\\` are correctly escaped."
-tags: ["description", "special-block", "yaml", "escaping", "backslashes", "front-matter", "single-line"]
+tags: ["front-matter", "description", "special-block", "yaml", "escaping", "backslashes", "single-line"]
 draft: false
 ---
 

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

@@ -1,6 +1,6 @@
 +++
 title = "Inheriting tags"
-tags = ["tag with lot of words", "hyphened-tag", "alpha", "beta", "super", "gamma", "delta", "two words"]
+tags = ["super", "tag with lot of words", "hyphened-tag", "alpha", "beta", "gamma", "delta", "two words"]
 categories = ["cat1", "cat2"]
 draft = false
 +++

test/site/content/posts/lastmod-not-suppressed-suppress-period-zero.md

@@ -6,7 +6,7 @@ description = """
   """
 date = 2100-12-21
 lastmod = 2100-12-21T00:00:00+00:00
-tags = ["suppress", "lastmod", "zero", "autoset"]
+tags = ["autoset", "suppress", "lastmod", "zero"]
 draft = false
 +++
 

test/site/content/posts/lastmod-set-manually-dont-suppress.md

@@ -6,7 +6,7 @@ description = """
   """
 date = 2100-12-21
 lastmod = 2100-12-21
-tags = ["suppress", "lastmod", "nonzero", "manual"]
+tags = ["manual", "suppress", "lastmod", "nonzero"]
 draft = false
 +++
 

test/site/content/posts/suppress-lastmod-in-subtree-with-auto-lastmod.md

@@ -2,7 +2,7 @@
 title = "Suppress lastmod with auto-set-lastmod"
 description = "`lastmod` front-matter parameter is suppressed in this post."
 date = 2100-12-21
-tags = ["suppress", "lastmod", "nonzero", "autoset"]
+tags = ["autoset", "suppress", "lastmod", "nonzero"]
 draft = false
 +++
 

test/site/content/posts/suppress-lastmod-non-zero-but-date-unset.md

@@ -4,7 +4,7 @@ description = """
   Ensure that nil value of parsed DATE is also handled in the "suppress
   lastmod" logic.
   """
-tags = ["suppress", "lastmod", "nonzero", "autoset", "date", "unset"]
+tags = ["autoset", "suppress", "lastmod", "nonzero", "date", "unset"]
 draft = false
 +++
 

test/site/content/posts/unsuppress-lastmod-in-subtree.md

@@ -3,7 +3,7 @@ title = "Unsuppress lastmod"
 description = "`lastmod` front-matter parameter is **not** suppressed in this post."
 date = 2100-12-10
 lastmod = 2100-12-21T00:00:00+00:00
-tags = ["suppress", "lastmod", "nonzero", "autoset"]
+tags = ["autoset", "suppress", "lastmod", "nonzero"]
 draft = false
 +++