Rpijs: Fixed a few mistakes.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>
Rpijs: Added time format option.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>
Example: Created example page using jquery with rpijs plugin.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>
Memory: Changed memory reporting to bytes.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>
Docs: Fixed documentation for /api/memory.

Signed-off-by: matematik7 <domen.ipavec@z-v.si>