Merge branch 'stable-2.16'

* stable-2.16:
  Make the trailing-whitespace CSS rule more specific
  WORKSPACE: Extract testcontainers version to a constant
  Upgrade metrics-core to 4.0.5
  Upgrade JGit to 4.7.9.201904161809-r
  Upgrade JGit to 4.5.7.201904151645-r
  WORKSPACE: Upgrade testcontainers to 1.11.2
  Set version to 2.14.20-SNAPSHOT

Change-Id: Iacdf0e581a511aabe8f7ae4855a5d48b4003f4d6

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index 3addf85..2a0c1ec 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -228,30 +228,30 @@
     sha1 = "28c59f58f5adcc307604602e2aa89e2aca14c554",
 )
 
-SLF4J_VERS = "1.7.7"
+SLF4J_VERS = "1.7.26"
 
 maven_jar(
     name = "log-api",
     artifact = "org.slf4j:slf4j-api:" + SLF4J_VERS,
-    sha1 = "2b8019b6249bb05d81d3a3094e468753e2b21311",
+    sha1 = "77100a62c2e6f04b53977b9f541044d7d722693d",
 )
 
 maven_jar(
     name = "log-ext",
     artifact = "org.slf4j:slf4j-ext:" + SLF4J_VERS,
-    sha1 = "09a8f58c784c37525d2624062414358acf296717",
+    sha1 = "31cdf122e000322e9efcb38913e9ab07825b17ef",
 )
 
 maven_jar(
     name = "impl-log4j",
     artifact = "org.slf4j:slf4j-log4j12:" + SLF4J_VERS,
-    sha1 = "58f588119ffd1702c77ccab6acb54bfb41bed8bd",
+    sha1 = "12f5c685b71c3027fd28bcf90528ec4ec74bf818",
 )
 
 maven_jar(
     name = "jcl-over-slf4j",
     artifact = "org.slf4j:jcl-over-slf4j:" + SLF4J_VERS,
-    sha1 = "56003dcd0a31deea6391b9e2ef2f2dc90b205a92",
+    sha1 = "33fbc2d93de829fa5e263c5ce97f5eab8f57d53e",
 )
 
 maven_jar(
@@ -748,8 +748,8 @@
 
 maven_jar(
     name = "dropwizard-core",
-    artifact = "io.dropwizard.metrics:metrics-core:4.0.3",
-    sha1 = "bb562ee73f740bb6b2bf7955f97be6b870d9e9f0",
+    artifact = "io.dropwizard.metrics:metrics-core:4.0.5",
+    sha1 = "b81ef162970cdb9f4512ee2da09715a856ff4c4c",
 )
 
 # When updating Bouncy Castle, also update it in bazlets.
@@ -1071,18 +1071,18 @@
     sha1 = "0f5a654e4675769c716e5b387830d19b501ca191",
 )
 
-TESTCONTAINERS_VERSION = "1.10.7"
+TESTCONTAINERS_VERSION = "1.11.2"
 
 maven_jar(
     name = "testcontainers",
     artifact = "org.testcontainers:testcontainers:" + TESTCONTAINERS_VERSION,
-    sha1 = "e7575fedfd010ca1ad80c8c9bf971a8057b1ff8a",
+    sha1 = "eae47ed24bb07270d4b60b5e2c3444c5bf3c8ea9",
 )
 
 maven_jar(
     name = "testcontainers-elasticsearch",
     artifact = "org.testcontainers:elasticsearch:" + TESTCONTAINERS_VERSION,
-    sha1 = "1ee43ebd81aea1f29bf60a56643bad80c134f998",
+    sha1 = "a327bd8cb68eb7146b36d754aee98a8018132d8f",
 )
 
 maven_jar(
@@ -1093,14 +1093,14 @@
 
 maven_jar(
     name = "visible-assertions",
-    artifact = "org.rnorth.visible-assertions:visible-assertions:2.1.0",
-    sha1 = "f2fcff2862860828ac38a5e1f14d941787c06b13",
+    artifact = "org.rnorth.visible-assertions:visible-assertions:2.1.2",
+    sha1 = "20d31a578030ec8e941888537267d3123c2ad1c1",
 )
 
 maven_jar(
     name = "jna",
-    artifact = "net.java.dev.jna:jna:4.5.1",
-    sha1 = "65bd0cacc9c79a21c6ed8e9f588577cd3c2f85b9",
+    artifact = "net.java.dev.jna:jna:5.2.0",
+    sha1 = "ed8b772eb077a9cb50e44e90899c66a9a6c00e67",
 )
 
 maven_jar(