Update various dependencies and update to Gradle 7 (#19)

Author: labkey-susanh

labkey-client-api/gradle.properties

@@ -10,17 +10,15 @@ artifactory_contextUrl=https://artifactory.labkey.com/artifactory
 sourceCompatibility=1.8
 targetCompatibility=1.8
 
-artifactoryPluginVersion=4.13.0
-bintrayPluginVersion=1.8.4
-gradlePluginsVersion=1.12.0
+artifactoryPluginVersion=4.21.0
+gradlePluginsVersion=1.26.0
 
 commonsCodecVersion=1.10
 commonsLoggingVersion=1.2
-fluentHcVersion=4.3.5
 
-httpclientVersion=4.5.3
-httpcoreVersion=4.4.6
-httpmimeVersion=4.5.3
+httpclientVersion=4.5.13
+httpcoreVersion=4.4.14
+httpmimeVersion=4.5.13
 
 jsonSimpleVersion=1.1
 

labkey-client-api/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists