convert meta and tag directives to TOML frontmatter

command:
```
find * -type f -name '*.md' -execdir perl -MTOML::Tiny=to_toml -C63 -gni -E '%x=();s/\[\[!meta\s+(title|date)="?([^\]"]+?)\s*"?\s*\]\]\s*\n*/$x{$1}=$2;""/eg; s/\[\[!meta\s+stylesheet="?edu"?\s+rel="?stylesheet"?\s*\]\]\n*/$x{taxonomies}{categories}=["education"];""/e; s/\[\[!tag((?:\s+[^\]\s]+)+)\s*\]\]\n*/push @{$x{taxonomies}{tags}}, $1=~m{\S+}g;""/eg; s/\[\[!meta\s+(?:author|name)="?([^\]"]+?)\s*"?\s*\]\]\s*\n*/$x{extra}{author}=$1;""/eg; say "+++"; say to_toml({%x}); say "+++"; say $_' '{}' +
```

12 files changed, 48 insertions, 12 deletions

diff --git a/aabneture/2023/april/index.md b/aabneture/2023/april/index.md
index b0e53a13..9fba2385 100644
--- a/aabneture/2023/april/index.md
+++ b/aabneture/2023/april/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i april"]]
++++
+title="Åbne ture i april"
++++
 ## Åbne ture i april
 
 [[!toggle  id="april" text="Vis åbne ture i april"]]
@@ -458,3 +460,4 @@ Med Christian Kronman.
 
 [[!toggle id="april" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/august/index.md b/aabneture/2023/august/index.md
index a1c80e3f..bbed7759 100644
--- a/aabneture/2023/august/index.md
+++ b/aabneture/2023/august/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i august"]]
++++
+title="Åbne ture i august"
++++
 ## Åbne ture i august
 
 [[!toggle  id="august" text="Vis åbne ture i august"]]
@@ -446,3 +448,4 @@ Med Morten Lander Andersen.
 
 [[!toggle id="august" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/december/index.md b/aabneture/2023/december/index.md
index 39afddfb..f34ea0a4 100644
--- a/aabneture/2023/december/index.md
+++ b/aabneture/2023/december/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i december"]]
++++
+title="Åbne ture i december"
++++
 ## Åbne ture i december
 
 [[!toggle  id="december" text="Vis åbne ture i december"]]
@@ -52,3 +54,4 @@ Med Morten Lander Andersen.
 
 [[!toggle id="december" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/februar/index.md b/aabneture/2023/februar/index.md
index de975797..ff95a7ef 100644
--- a/aabneture/2023/februar/index.md
+++ b/aabneture/2023/februar/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i februar"]]
++++
+title="Åbne ture i februar"
++++
 ## Åbne ture i februar
 
 [[!toggle  id="februar" text="Vis åbne ture i februar"]]
@@ -169,3 +171,4 @@ Med Christian Kronman.
 
 [[!toggle id="februar" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/januar/index.md b/aabneture/2023/januar/index.md
index f4c7fdf0..e3cfb2f9 100644
--- a/aabneture/2023/januar/index.md
+++ b/aabneture/2023/januar/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i januar"]]
++++
+title="Åbne ture i januar"
++++
 ## Åbne ture i januar
 
 [[!toggle  id="januar" text="Vis åbne ture i januar"]]
@@ -49,3 +51,4 @@ Med Thomas Warburg.
 
 [[!toggle id="januar" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/juli/index.md b/aabneture/2023/juli/index.md
index 48c06536..0a07420c 100644
--- a/aabneture/2023/juli/index.md
+++ b/aabneture/2023/juli/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i juli"]]
++++
+title="Åbne ture i juli"
++++
 ## Åbne ture i juli
 
 [[!toggle  id="juli" text="Vis åbne ture i juli"]]
@@ -394,3 +396,4 @@ Med Christian Kronman.
 
 [[!toggle id="juli" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/juni/index.md b/aabneture/2023/juni/index.md
index c9d26b6a..51fb6c29 100644
--- a/aabneture/2023/juni/index.md
+++ b/aabneture/2023/juni/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i juni"]]
++++
+title="Åbne ture i juni"
++++
 ## Åbne ture i juni
 
 [[!toggle  id="juni" text="Vis åbne ture i juni"]]
@@ -375,3 +377,4 @@ Med Thomas Warburg.
 
 [[!toggle id="juni" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/maj/index.md b/aabneture/2023/maj/index.md
index a1940c90..d87b958c 100644
--- a/aabneture/2023/maj/index.md
+++ b/aabneture/2023/maj/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i maj"]]
++++
+title="Åbne ture i maj"
++++
 ## Åbne ture i maj
 
 [[!toggle  id="maj" text="Vis åbne ture i maj"]]
@@ -521,3 +523,4 @@ Med Thomas Warburg.
 
 [[!toggle id="maj" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/marts/index.md b/aabneture/2023/marts/index.md
index df7e3da2..dc7694e6 100644
--- a/aabneture/2023/marts/index.md
+++ b/aabneture/2023/marts/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i marts"]]
++++
+title="Åbne ture i marts"
++++
 ## Åbne ture i marts
 
 [[!toggle  id="marts" text="Vis åbne ture i marts"]]
@@ -276,3 +278,4 @@ Med Jeannie Krysiak.
 
 [[!toggle id="marts" text="skjul"]]
 """]]
+
diff --git a/aabneture/2023/november/index.md b/aabneture/2023/november/index.md
index e64a5ace..f4eaa7f0 100644
--- a/aabneture/2023/november/index.md
+++ b/aabneture/2023/november/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i november"]]
++++
+title="Åbne ture i november"
++++
 ## Åbne ture i november
 
 [[!toggle  id="november" text="Vis åbne ture i november"]]
@@ -163,3 +165,4 @@ Med Thomas Warburg.
 [[!toggle id="november" text="skjul"]]
 
 """]]
+
diff --git a/aabneture/2023/oktober/index.md b/aabneture/2023/oktober/index.md
index fda11e65..75b4f5eb 100644
--- a/aabneture/2023/oktober/index.md
+++ b/aabneture/2023/oktober/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i oktober"]]
++++
+title="Åbne ture i oktober"
++++
 ## Åbne ture i oktober
 
 [[!toggle  id="oktober" text="Vis åbne ture i oktober"]]
@@ -460,3 +462,4 @@ Med Morten Lander Andersen.
 [[!toggle id="oktober" text="skjul"]]
 
 """]]
+
diff --git a/aabneture/2023/september/index.md b/aabneture/2023/september/index.md
index f4bfcd72..5abac553 100644
--- a/aabneture/2023/september/index.md
+++ b/aabneture/2023/september/index.md
@@ -1,4 +1,6 @@
-[[!meta title="Åbne ture i september"]]
++++
+title="Åbne ture i september"
++++
 ## Åbne ture i september
 
 [[!toggle  id="september" text="Vis åbne ture i september"]]
@@ -408,3 +410,4 @@ Med Jeannie Krysiak m.fl..
 
 [[!toggle id="september" text="skjul"]]
 """]]
+