Bulk convert control files. (#19986)

```
function Convert-Control {
    Param($full)
    .\vcpkg.exe format-manifest $full
    $root = $full.Substring(0, $full.Length - 7) # CONTROL
    $new = $root + 'vcpkg.json'
    $content = Get-Content -Raw $new
    $asJson = ConvertFrom-Json $content -AsHashtable -Depth 100
    $oldVersion = $asJson['port-version']
    if ($null -eq $oldVersion) {
        $oldVersionFull = $asJson['version-string']
        Write-Host "Got version $oldVersionFull"
        $match = [System.Text.RegularExpressions.Regex]::Match($oldVersionFull, '^(.+)-(\d+)$')
        if ($match.Success -and -not [System.Text.RegularExpressions.Regex]::IsMatch($oldVersionFull, '^\d\d\d\d-\d\d-\d\d$')) {
            $newFullVersion = [string]$match.Groups[1].Value
            $oldVersion = [int]$match.Groups[2].Value
            Write-Host "newFullVersion $newFullVersion oldVersion $oldVersion"
            $newVersion = $oldVersion + 1
            $asJson['version-string'] = $newFullVersion
            Write-Host "Previous version for $full extracted from version field -- setting version-string $newFullVersion and port-version $newVersion"
        } else {
            Write-Host "No previous version for $full -- setting 1"
            $newVersion = 1
        }
    } else {
        $newVersion = [int]$oldVersion + 1
        Write-Host "New version for $full : $newVersion"
    }

    $asJson['port-version'] = $newVersion

    $content = ConvertTo-Json $asJson -Depth 100
    Set-Content -Path $new -Value $content
    .\vcpkg.exe format-manifest $new
}

Get-ChildItem ports\CONTROL -Recurse | Foreach-Object {
    Convert-Control $_.FullName
}

git commit -am "this message"
.\vcpkg.exe x-add-version -all
git commit -a --amend
```

9 files changed, 45 insertions, 0 deletions

diff --git a/versions/k-/kangaru.json b/versions/k-/kangaru.json
index 053137de6..e0cf6d2f7 100644
--- a/versions/k-/kangaru.json
+++ b/versions/k-/kangaru.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "e47bf7620670afbcbb349017d71275289fa9b6a9",
+      "version-string": "4.2.4",
+      "port-version": 1
+    },
+    {
       "git-tree": "0e379bfb3b7cff7b0702b1118f491397482e2544",
       "version-string": "4.2.4",
       "port-version": 0
diff --git a/versions/k-/kcp.json b/versions/k-/kcp.json
index 61445dee4..a8b471091 100644
--- a/versions/k-/kcp.json
+++ b/versions/k-/kcp.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "9f3475cb5c05e93e3309e51cb104653bab486eb4",
+      "version-string": "2019-09-20",
+      "port-version": 1
+    },
+    {
       "git-tree": "1755ecb14823ef655bd41fa576baebe8ba531d7f",
       "version-string": "2019-09-20",
       "port-version": 0
diff --git a/versions/k-/kd-soap.json b/versions/k-/kd-soap.json
index c1777ebaf..f621fc50c 100644
--- a/versions/k-/kd-soap.json
+++ b/versions/k-/kd-soap.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "64e16ff8d17d3cadb5a951b5b20e15f99b6d82b1",
+      "version-string": "1.9.0",
+      "port-version": 1
+    },
+    {
       "git-tree": "c5e3acfc0e624bb672da3ff5681dd2612f676d1e",
       "version-string": "1.9.0",
       "port-version": 0
diff --git a/versions/k-/kfr.json b/versions/k-/kfr.json
index 29ce79314..e1f4ef71c 100644
--- a/versions/k-/kfr.json
+++ b/versions/k-/kfr.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "57db6ba7195ff44caabe75ab302cdc10629fb5f2",
+      "version-string": "2020-06-15",
+      "port-version": 1
+    },
+    {
       "git-tree": "22401e7e0aafe0934b6eb6201b83283609fe5d81",
       "version-string": "2020-06-15",
       "port-version": 0
diff --git a/versions/k-/kinectsdk2.json b/versions/k-/kinectsdk2.json
index 81b70fa85..0243bb1b4 100644
--- a/versions/k-/kinectsdk2.json
+++ b/versions/k-/kinectsdk2.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "a0a13df11c972355370eef866bd266e2ae7c90d5",
+      "version-string": "2.0",
+      "port-version": 3
+    },
+    {
       "git-tree": "1a0bfd98150a26b9a24903f78f8c24843e3f079f",
       "version-string": "2.0-2",
       "port-version": 0
diff --git a/versions/k-/kissfft.json b/versions/k-/kissfft.json
index 346c66693..ecd9591ab 100644
--- a/versions/k-/kissfft.json
+++ b/versions/k-/kissfft.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "95aab04fc0758cad41ad4724c17490d54b5cb139",
+      "version-string": "2020-03-30",
+      "port-version": 1
+    },
+    {
       "git-tree": "2779164487247422fc7e98e76eb55dff08f4a48d",
       "version-string": "2020-03-30",
       "port-version": 0
diff --git a/versions/k-/kubazip.json b/versions/k-/kubazip.json
index f3ce14918..1286e2b6f 100644
--- a/versions/k-/kubazip.json
+++ b/versions/k-/kubazip.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "131416be9d3de3fccb254751a17cd78e1252b464",
+      "version-string": "0.1.19",
+      "port-version": 1
+    },
+    {
       "git-tree": "4b47acada9e962b232d5a5a1cf1c7f9adf98530a",
       "version-string": "0.1.19",
       "port-version": 0
diff --git a/versions/k-/kuku.json b/versions/k-/kuku.json
index f36455df0..f12b159a3 100644
--- a/versions/k-/kuku.json
+++ b/versions/k-/kuku.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "fa4e0b6cf1ce1e5f0cd13fa2dba7953ddcfc3d6f",
+      "version-string": "2.1",
+      "port-version": 1
+    },
+    {
       "git-tree": "e58629ddfc48942517bb6dfc2dc12151cfcd0b2a",
       "version-string": "2.1",
       "port-version": 0
diff --git a/versions/k-/kvasir-mpl.json b/versions/k-/kvasir-mpl.json
index 20faadeb6..042536ad3 100644
--- a/versions/k-/kvasir-mpl.json
+++ b/versions/k-/kvasir-mpl.json
@@ -1,6 +1,11 @@
 {
   "versions": [
     {
+      "git-tree": "0eed1d5cd20c82b4cd2031f0fb21c2a5655b13d1",
+      "version-string": "2019-08-06",
+      "port-version": 1
+    },
+    {
       "git-tree": "d07bf9f9e3380b5b9774152634b93bb308af0bd3",
       "version-string": "2019-08-06",
       "port-version": 0