Adding codecov support. (#13)

* Adding code codecov support.

* Adding status badges for codecov and CI.

* Fixes to codecov in CI.

* Checking build directory.

* Syntax error.

* Fixing xml path.

* Removing token.

photon-server/.gitignore

@@ -3,7 +3,7 @@ bin/*
 .project
 .classpath
 *.prefs
-chameleon-vision
+photonvision
 .gradle
 .gradle/*
 build

photon-server/build.gradle

@@ -3,6 +3,7 @@ plugins {
     id 'com.github.johnrengelman.shadow' version '5.2.0'
     id "com.diffplug.gradle.spotless" version "3.28.0"
     id "application"
+    id "jacoco"
 }
 
 group 'org.photonvision'
@@ -19,6 +20,7 @@ repositories {
         url = 'https://frcmaven.wpi.edu:443/artifactory/development'
     }
 }
+
 ext {
     wpilibVersion = '2020.3.2-75-g1557a4c'
     openCVVersion = '3.4.7-2'
@@ -124,3 +126,11 @@ spotless {
         licenseHeaderFile "$rootDir/LicenseHeader.txt"
     }
 }
+
+jacocoTestReport {
+    dependsOn test // Tests are required to run before generating the report
+    
+    reports {
+        xml.enabled true
+    }
+}