[emacs] update 6 drones

lib/doom-modeline           master                    v0.4.0-15-gf7a5739
lib/epkg                    master                    v3.1.0-1-gcb1da87
lib/ghub                    master                    v2.0.1-53-gc0b472c
lib/helpful                 master                     0.13-18-g500bc28
lib/magit                   master                     2.13.0-264-g4d5ef3aa
lib/projectile              master                    v1.0.0-85-g819ce5f

diff --git a/lib/doom-modeline b/lib/doom-modeline
index 3d8e81b..f7a5739 160000 (submodule)
--- a/lib/doom-modeline
+++ b/lib/doom-modeline
@@ -1 +1 @@
-Subproject commit 3d8e81b7e132629c2f16eb99338084cc1a8ffe81
+Subproject commit f7a573906d8f58043c0bd09c3bbf4162c710055e

diff --git a/lib/epkg b/lib/epkg
index 740b06c..cb1da87 160000 (submodule)
--- a/lib/epkg
+++ b/lib/epkg
@@ -1 +1 @@
-Subproject commit 740b06cb11871f65b16cda602c5d8fc23138e99f
+Subproject commit cb1da87b51711bbef39873410dbe59dc2ece2553

diff --git a/lib/ghub b/lib/ghub
index 440a563..c0b472c 160000 (submodule)
--- a/lib/ghub
+++ b/lib/ghub
@@ -1 +1 @@
-Subproject commit 440a563d65ae1f15ac8bc5e100e40968450d16fd
+Subproject commit c0b472c24f6ba1fe9316da571411a09c45febd13

diff --git a/lib/helpful b/lib/helpful
index 607048a..500bc28 160000 (submodule)
--- a/lib/helpful
+++ b/lib/helpful
@@ -1 +1 @@
-Subproject commit 607048aec0a198b3ebe9c2a85bc96e982a15af96
+Subproject commit 500bc280d075d1e3fb86a3ccc8b638b524329adb

diff --git a/lib/magit b/lib/magit
index 9ece0c9..4d5ef3a 160000 (submodule)
--- a/lib/magit
+++ b/lib/magit
@@ -1 +1 @@
-Subproject commit 9ece0c936d5057e18c75bf8b6e9ca4c833e7b0d8
+Subproject commit 4d5ef3aac450188e220efd8ac3799e1e918c47ec

diff --git a/lib/projectile b/lib/projectile
index 4fc07d1..819ce5f 160000 (submodule)
--- a/lib/projectile
+++ b/lib/projectile
@@ -1 +1 @@
-Subproject commit 4fc07d146d39d26869b539e9122fa71570653ace
+Subproject commit 819ce5f49b0f66f2cf7834a800fc3ac51b5ad112