;doc: finalise changelogs

More cleanup needed, but time's up.

[ci skip]

CHANGES.md

@@ -1,7 +1,7 @@
 General/project-related changes in the hledger project. 
 For package-specific changes, see the package changelogs.
 
-# 00043408
+# 1.17 2020-03-01
 
 - hledger-install: re-enable installation of hledger-iadd & hledger-interest.
 

hledger-lib/CHANGES.md

@@ -1,7 +1,7 @@
 Internal/api/developer-ish changes in the hledger-lib (and hledger) packages.
 For user-visible changes, see the hledger package changelog.
 
-# 752e8ed4
+# 1.17 2020-03-01
 
 - Reader-finding utilities have moved from Hledger.Read to
   Hledger.Read.JournalReader so the include directive can use them.

hledger-ui/CHANGES.md

@@ -1,7 +1,7 @@
 User-visible changes in hledger-ui.
 See also the hledger changelog.
 
-# 696ec499
+# 1.17 2020-03-01
 
 - don't enable --auto by default
 

hledger-web/CHANGES.md

@@ -1,7 +1,7 @@
 User-visible changes in hledger-web.
 See also the hledger changelog.
 
-# 4c321cee
+# 1.17 2020-03-01
 
 - Fonts have been improved on certain platforms. (David Zhang)
 

hledger/CHANGES.md

@@ -1,7 +1,7 @@
 User-visible changes in the hledger command line tool and library.
 
 
-# 2c8a6e98
+# 1.17 2020-03-01
 
 ## General