Add SQLite support, fix un-thread-safe DB caches, small performance f… (#172)

* Add SQLite support, fix un-thread-safe DB caches, small performance fixes

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* add SQLite licenses to README

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* appease the linter, and fix my dumbass-ery

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* make requested changes

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

* add back comment

Signed-off-by: kim (grufwub) <grufwub@gmail.com>

vendor/modernc.org/libc/pthread/capi_darwin_amd64.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_darwin_amd64.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_darwin_arm64.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_darwin_arm64.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_linux_386.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_linux_386.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_linux_amd64.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_linux_amd64.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_linux_arm.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_linux_arm.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_linux_arm64.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_linux_arm64.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_linux_s390x.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_linux_s390x.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_windows_386.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_windows_386.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}

vendor/modernc.org/libc/pthread/capi_windows_amd64.go

@@ -0,0 +1,5 @@
+// Code generated by 'ccgo pthread/gen.c -crt-import-path  -export-defines  -export-enums  -export-externs X -export-fields F -export-structs  -export-typedefs  -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -o pthread/pthread_windows_amd64.go -pkgname pthread', DO NOT EDIT.
+
+package pthread
+
+var CAPI = map[string]struct{}{}