Update cpp grammar and make small themes change

extensions/cpp/syntaxes/c.tmLanguage.json

@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/jeff-hykin/cpp-textmate-grammar/commit/d450ac8fb4bd1750389acfd88be341e1a91a02f3",
+	"version": "https://github.com/jeff-hykin/cpp-textmate-grammar/commit/4adcc1a8832391412fc7f55d08c79c52e83c9a3e",
 	"name": "C",
 	"scopeName": "source.c",
 	"patterns": [
@@ -944,11 +944,11 @@
 		"storage_types": {
 			"patterns": [
 				{
-					"match": "(?-mix:void|char|short|int|signed|unsigned|long|float|double|bool|_Bool)",
+					"match": "(?-mix:(?<!\\w)(?:void|char|short|int|signed|unsigned|long|float|double|bool|_Bool)(?!\\w))",
 					"name": "storage.type.built-in.primitive.c"
 				},
 				{
-					"match": "(?-mix:_Complex|_Imaginary|u_char|u_short|u_int|u_long|ushort|uint|u_quad_t|quad_t|qaddr_t|caddr_t|daddr_t|div_t|dev_t|fixpt_t|blkcnt_t|blksize_t|gid_t|in_addr_t|in_port_t|ino_t|key_t|mode_t|nlink_t|id_t|pid_t|off_t|segsz_t|swblk_t|uid_t|id_t|clock_t|size_t|ssize_t|time_t|useconds_t|suseconds_t|pthread_attr_t|pthread_cond_t|pthread_condattr_t|pthread_mutex_t|pthread_mutexattr_t|pthread_once_t|pthread_rwlock_t|pthread_rwlockattr_t|pthread_t|pthread_key_t|int8_t|int16_t|int32_t|int64_t|uint8_t|uint16_t|uint32_t|uint64_t|int_least8_t|int_least16_t|int_least32_t|int_least64_t|uint_least8_t|uint_least16_t|uint_least32_t|uint_least64_t|int_fast8_t|int_fast16_t|int_fast32_t|int_fast64_t|uint_fast8_t|uint_fast16_t|uint_fast32_t|uint_fast64_t|intptr_t|uintptr_t|intmax_t|intmax_t|uintmax_t|uintmax_t|memory_order|atomic_bool|atomic_char|atomic_schar|atomic_uchar|atomic_short|atomic_ushort|atomic_int|atomic_uint|atomic_long|atomic_ulong|atomic_llong|atomic_ullong|atomic_char16_t|atomic_char32_t|atomic_wchar_t|atomic_int_least8_t|atomic_uint_least8_t|atomic_int_least16_t|atomic_uint_least16_t|atomic_int_least32_t|atomic_uint_least32_t|atomic_int_least64_t|atomic_uint_least64_t|atomic_int_fast8_t|atomic_uint_fast8_t|atomic_int_fast16_t|atomic_uint_fast16_t|atomic_int_fast32_t|atomic_uint_fast32_t|atomic_int_fast64_t|atomic_uint_fast64_t|atomic_intptr_t|atomic_uintptr_t|atomic_size_t|atomic_ptrdiff_t|atomic_intmax_t|atomic_uintmax_t)",
+					"match": "(?-mix:(?<!\\w)(?:_Complex|_Imaginary|u_char|u_short|u_int|u_long|ushort|uint|u_quad_t|quad_t|qaddr_t|caddr_t|daddr_t|div_t|dev_t|fixpt_t|blkcnt_t|blksize_t|gid_t|in_addr_t|in_port_t|ino_t|key_t|mode_t|nlink_t|id_t|pid_t|off_t|segsz_t|swblk_t|uid_t|id_t|clock_t|size_t|ssize_t|time_t|useconds_t|suseconds_t|pthread_attr_t|pthread_cond_t|pthread_condattr_t|pthread_mutex_t|pthread_mutexattr_t|pthread_once_t|pthread_rwlock_t|pthread_rwlockattr_t|pthread_t|pthread_key_t|int8_t|int16_t|int32_t|int64_t|uint8_t|uint16_t|uint32_t|uint64_t|int_least8_t|int_least16_t|int_least32_t|int_least64_t|uint_least8_t|uint_least16_t|uint_least32_t|uint_least64_t|int_fast8_t|int_fast16_t|int_fast32_t|int_fast64_t|uint_fast8_t|uint_fast16_t|uint_fast32_t|uint_fast64_t|intptr_t|uintptr_t|intmax_t|intmax_t|uintmax_t|uintmax_t|memory_order|atomic_bool|atomic_char|atomic_schar|atomic_uchar|atomic_short|atomic_ushort|atomic_int|atomic_uint|atomic_long|atomic_ulong|atomic_llong|atomic_ullong|atomic_char16_t|atomic_char32_t|atomic_wchar_t|atomic_int_least8_t|atomic_uint_least8_t|atomic_int_least16_t|atomic_uint_least16_t|atomic_int_least32_t|atomic_uint_least32_t|atomic_int_least64_t|atomic_uint_least64_t|atomic_int_fast8_t|atomic_uint_fast8_t|atomic_int_fast16_t|atomic_uint_fast16_t|atomic_int_fast32_t|atomic_uint_fast32_t|atomic_int_fast64_t|atomic_uint_fast64_t|atomic_intptr_t|atomic_uintptr_t|atomic_size_t|atomic_ptrdiff_t|atomic_intmax_t|atomic_uintmax_t)(?!\\w))",
 					"name": "storage.type.built-in.c"
 				},
 				{