emacs: update to 26.2 and update -devel

* emacs-26.2

** introduces:

  - Emacs modules can now be built outside of the Emacs tree source.
  - Emacs is now compliant with the latest version 11.0 of the Unicode Standard.
  - In Dired, the 'Z' command on a directory name compresses all of its files.

** fixes:

  - support hunspell 1.7
  - bug#31904 and bug#32812 (Make all NS drawing be done from
    drawRect) on emacs-app

Full news at https://www.gnu.org/software/emacs/news/NEWS.26.2

editors/emacs/Portfile

@@ -72,12 +72,12 @@ platform darwin {
 }
 
 if {$subport eq $name || $subport eq "emacs-app"} {
-    version         26.1
-    revision        2
+    version         26.2
+    revision        0
 
-    checksums       rmd160  f13fe104345738c853bcce2e3e061dbfb8692bc5 \
-                    sha256  760382d5e8cdc5d0d079e8f754bce1136fbe1473be24bb885669b0e38fc56aa3 \
-                    size    65007481
+    checksums       rmd160  3d9f5d7772e23425bcba7a6edb3183ce58bbb737 \
+                    sha256  4f99e52a38a737556932cc57479e85c305a37a8038aaceb5156625caf102b4eb \
+                    size    65202886
 
     patchfiles      patch-configure.diff
 
@@ -88,11 +88,11 @@ if {$subport eq $name || $subport eq "emacs-app"} {
 
 if {$subport eq "emacs-devel" || $subport eq "emacs-app-devel"} {
     epoch           1
-    version         20190301
+    version         20190413
 
     fetch.type      git
     git.url         http://git.savannah.gnu.org/r/emacs.git
-    git.branch      8eb94161b3419f3dd345871928ea37d986791963
+    git.branch      f9694a713824d402bcba01064ac2f95156bf4161
 
     pre-configure {
         system -W ${worksrcpath} "sh ./autogen.sh"