Speed up http method override middleware test using mock requests and responses

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rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/HttpMethodOverrideTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/HttpMethodOverrideTest.java
Refactor date header middleware test using mock requests and responses

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rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/DateHeaderTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/DateHeaderTest.java
Refactor static assets middleware test using mock requests and responses

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rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/StaticAssetsTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/StaticAssetsTest.java
Refactor fileserver middleware test using mock requests and responses

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rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/FileServerTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/FileServerTest.java
Refactor connection scope middleware test using mock requests and responses

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rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/ConnectionScopeTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/ConnectionScopeTest.java
Rewrite site mesh middleware test using mock requests and responses

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rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/SiteMeshTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/SiteMeshTest.java
Rewrite common logger middleware test using mock requests and responses

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rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/WriteBody.java => webapp/src/test/java/test/support/org/testinfected/molecule/web/SetHeader.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/WriteBody.java => webapp/src/test/java/test/support/org/testinfected/molecule/web/SetStatus.java
rename : webapp/src/test/java/test/integration/org/testinfected/molecule/middlewares/ApacheCommonLoggerTest.java => webapp/src/test/java/test/unit/org/testinfected/molecule/middlewares/ApacheCommonLoggerTest.java
Reorganize packages of web test support code

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rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/HasContent.java => webapp/src/test/java/test/support/org/testinfected/molecule/integration/HasContent.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/HasHeaderWithValue.java => webapp/src/test/java/test/support/org/testinfected/molecule/integration/HasHeaderWithValue.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/HasStatusCode.java => webapp/src/test/java/test/support/org/testinfected/molecule/integration/HasStatusCode.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/HasStatusMessage.java => webapp/src/test/java/test/support/org/testinfected/molecule/integration/HasStatusMessage.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/HttpRequest.java => webapp/src/test/java/test/support/org/testinfected/molecule/integration/HttpRequest.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/HttpResponse.java => webapp/src/test/java/test/support/org/testinfected/molecule/integration/HttpResponse.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/CharsetDetector.java => webapp/src/test/java/test/support/org/testinfected/molecule/unit/CharsetDetector.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/MockRequest.java => webapp/src/test/java/test/support/org/testinfected/molecule/unit/MockRequest.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/MockResponse.java => webapp/src/test/java/test/support/org/testinfected/molecule/unit/MockResponse.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/SetHeader.java => webapp/src/test/java/test/support/org/testinfected/molecule/unit/SetHeader.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/SetStatus.java => webapp/src/test/java/test/support/org/testinfected/molecule/unit/SetStatus.java
rename : webapp/src/test/java/test/support/org/testinfected/molecule/web/WriteBody.java => webapp/src/test/java/test/support/org/testinfected/molecule/unit/WriteBody.java