Prepare for release v1.2.

VERSION

@@ -1 +1 @@
-1.2~dev
+1.2

docs/internalDocs/ReleaseNotes.md

@@ -21,41 +21,38 @@ described first.
 External Dependencies
 ---------------------
 
-* Clad now works with clang-5.0 to clang-15
+* Clad now works with clang-5.0 to clang-16
 
 
-Forward Mode & Reverse Mode
----------------------------
-*
-
 Forward Mode
 ------------
-*
+* Add experimental support for forward vector mode.
+* Improve support of comma expressions.
 
 Reverse Mode
 ------------
-*
-
-CUDA
-----
-*
-
-Error Estimation
-----------------
-*
+*  Add pushforwards for `std::floor` and `std::ceil`.
 
 Misc
 ----
-*
+* Fill `clad::array` with 0s when assigned an empty brace-init list.
+* Improve documentation
+* Improve AD function interfaces with bitmasked options. For example:
+  `clad::differentiate<<clad::order::first, clad::opts::vector_mode>(f)` will
+  be equivalent to `clad::differentiate<<1, clad::opts::vector_mode>(f)` and
+  will request the first order derivative of `f` in forward vector mode.
 
 Fixed Bugs
 ----------
 
-[XXX](https://github.com/vgvassilev/clad/issues/XXX)
-
- <!---Get release bugs
- git log v1.0..master | grep 'Fixes|Closes'
- --->
+[218](https://github.com/vgvassilev/clad/issues/218)
+[395](https://github.com/vgvassilev/clad/issues/395)
+[521](https://github.com/vgvassilev/clad/issues/521)
+[523](https://github.com/vgvassilev/clad/issues/523)
+[541](https://github.com/vgvassilev/clad/issues/541)
+[566](https://github.com/vgvassilev/clad/issues/566)
+[573](https://github.com/vgvassilev/clad/issues/573)
+[582](https://github.com/vgvassilev/clad/issues/582)
 
 Special Kudos
 =============
@@ -65,9 +62,17 @@ listed in the form of Firstname Lastname (#contributions):
 
 FirstName LastName (#commits)
 
-A B (N)
+Jonas Hahnfeld (27)
+Vaibhav Thakkar (18)
+Ris-Bali (5)
+Garima Singh (3)
+Vassil Vassilev (2)
+Rishabh Bali (2)
+vidushi (1)
+petro.zarytskyi (1)
+daemondzh (1)
+ShounakDas101 (1)
+Prajwal S N (1)
+PetroZarytskyi (1)
+Daemond (1)
 
-<!---Find contributor list for this release
- git log --pretty=format:"%an"  v1.1...master | sort | uniq -c | sort -rn |\
-   sed -E 's,^ *([0-9]+) (.*)$,\2 \(\1\),'
---->