Add module level static capabilities

The static capabilities declared in getCapabilities allows certain
capabilities to be queried before instances are created. The intended use
of this capability is to remove the need for the `is_internal_service`
function.

server/modules/filter/cache/cachefilter.cc

@@ -134,6 +134,7 @@ extern "C" MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A caching filter that is capable of caching and returning cached data.",
         VERSION_STRING,
+        MXS_NO_MODULE_CAPABILITIES,
         &CacheFilter::s_object,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/ccrfilter/ccrfilter.c

@@ -134,6 +134,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A routing hint filter that send queries to the master after data modification",
         "V1.1.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/dbfwfilter/dbfwfilter.c

@@ -827,6 +827,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "Firewall Filter",
         "V1.2.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/hintfilter/hintfilter.c

@@ -67,6 +67,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A hint parsing filter",
         "V1.0.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/insertstream/insertstream.c

@@ -110,6 +110,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "Data streaming filter",
         "1.0.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL,
         NULL,

server/modules/filter/luafilter/luafilter.c

@@ -98,6 +98,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "Lua Filter",
         "V1.0.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/masking/maskingfilter.cc

@@ -78,6 +78,7 @@ extern "C" MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A masking filter that is capable of masking/obfuscating returned column values.",
         "V1.0.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MaskingFilter::s_object,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/maxrows/maxrows.c

@@ -88,6 +88,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A filter that is capable of limiting the resultset number of rows.",
         "V1.0.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &object,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/mqfilter/mqfilter.c

@@ -281,6 +281,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A RabbitMQ query logging filter",
         "V1.0.2",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/namedserverfilter/namedserverfilter.cc

@@ -780,6 +780,7 @@ extern "C" MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A routing hint filter that uses regular expressions to direct queries",
         "V1.1.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/nullfilter/nullfilter.cc

@@ -53,6 +53,7 @@ extern "C" MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A null filter that does nothing.",
         VERSION_STRING,
+        MXS_NO_MODULE_CAPABILITIES,
         &NullFilter::s_object,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/qlafilter/qlafilter.c

@@ -193,6 +193,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A simple query logging filter",
         "V1.1.1",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/regexfilter/regexfilter.c

@@ -123,6 +123,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A query rewrite filter that uses regular expressions to rewrite queries",
         "V1.1.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/tee/tee.c

@@ -326,6 +326,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A tee piece in the filter plumbing",
         "V1.0.0",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/topfilter/topfilter.c

@@ -157,6 +157,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "A top N query logging filter",
         "V1.0.1",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */

server/modules/filter/tpmfilter/tpmfilter.c

@@ -167,6 +167,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
         MXS_FILTER_VERSION,
         "Transaction Performance Monitoring filter",
         "V1.0.1",
+        MXS_NO_MODULE_CAPABILITIES,
         &MyObject,
         NULL, /* Process init. */
         NULL, /* Process finish. */