Move core code into a core folder in prep for bukkit extraction

.idea/compiler.xml

@@ -2,17 +2,20 @@
 <project version="4">
   <component name="CompilerConfiguration">
     <annotationProcessing>
+      <profile default="true" name="Default" enabled="true" />
       <profile name="Maven default annotation processors profile" enabled="true">
         <sourceOutputDir name="target/generated-sources/annotations" />
         <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
         <outputRelativeToContentRoot value="true" />
         <module name="acf" />
+        <module name="acf-core" />
         <module name="acf-example" />
         <module name="commands" />
       </profile>
     </annotationProcessing>
     <bytecodeTargetLevel>
       <module name="acf" target="1.8" />
+      <module name="acf-core" target="1.8" />
       <module name="acf-example" target="1.8" />
       <module name="commands" target="1.8" />
     </bytecodeTargetLevel>

.idea/encodings.xml

@@ -2,6 +2,7 @@
 <project version="4">
   <component name="Encoding">
     <file url="file://$PROJECT_DIR$" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/core" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/example" charset="UTF-8" />
     <file url="PROJECT" charset="UTF-8" />
   </component>

.idea/modules.xml

@@ -2,7 +2,7 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/acf.iml" filepath="$PROJECT_DIR$/acf.iml" />
+      <module fileurl="file://$PROJECT_DIR$/core/acf-core.iml" filepath="$PROJECT_DIR$/core/acf-core.iml" />
       <module fileurl="file://$PROJECT_DIR$/example/acf-example.iml" filepath="$PROJECT_DIR$/example/acf-example.iml" />
     </modules>
   </component>

.idea/runConfigurations/acf_core.xml

@@ -0,0 +1,27 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="acf-core" type="MavenRunConfiguration" factoryName="Maven" singleton="true">
+    <MavenSettings>
+      <option name="myGeneralSettings" />
+      <option name="myRunnerSettings" />
+      <option name="myRunnerParameters">
+        <MavenRunnerParameters>
+          <option name="profiles">
+            <set />
+          </option>
+          <option name="goals">
+            <list>
+              <option value="clean" />
+              <option value="install" />
+            </list>
+          </option>
+          <option name="profilesMap">
+            <map />
+          </option>
+          <option name="resolveToWorkspace" value="false" />
+          <option name="workingDirPath" value="$PROJECT_DIR$/core" />
+        </MavenRunnerParameters>
+      </option>
+    </MavenSettings>
+    <method />
+  </configuration>
+</component>

.idea/runConfigurations/acf_example.xml

@@ -0,0 +1,29 @@
+<component name="ProjectRunConfigurationManager">
+  <configuration default="false" name="acf-example" type="MavenRunConfiguration" factoryName="Maven" singleton="true">
+    <MavenSettings>
+      <option name="myGeneralSettings" />
+      <option name="myRunnerSettings" />
+      <option name="myRunnerParameters">
+        <MavenRunnerParameters>
+          <option name="profiles">
+            <set />
+          </option>
+          <option name="goals">
+            <list>
+              <option value="clean" />
+              <option value="package" />
+            </list>
+          </option>
+          <option name="profilesMap">
+            <map />
+          </option>
+          <option name="resolveToWorkspace" value="false" />
+          <option name="workingDirPath" value="$PROJECT_DIR$/example" />
+        </MavenRunnerParameters>
+      </option>
+    </MavenSettings>
+    <method>
+      <option name="Maven.BeforeRunTask" enabled="true" file="$PROJECT_DIR$/core/pom.xml" goal="clean install" />
+    </method>
+  </configuration>
+</component>