Gated a few more CC3K Printers

Binary sketch size: 19034 bytes (used 59% of a 32256 byte maximum) (2.58
secs)   -- buildtest  - starting size prior to gating CC3KPrinter
Binary sketch size: 21790 bytes (used 68% of a 32256 byte maximum) (2.60
secs)   -- chatserver - starting size prior to gating CC3KPrinter
Binary sketch size: 20726 bytes (used 64% of a 32256 byte maximum) (2.54
secs)   -- webclient  - starting size prior to gating CC3KPrinter

Binary sketch size: 17444 bytes (used 54% of a 32256 byte maximum) (2.59
secs)   -- buildtest  - final size after to gating CC3KPrinter
Binary sketch size: 20026 bytes (used 62% of a 32256 byte maximum) (2.48
secs)   -- chatserver - final size after to gating CC3KPrinter
Binary sketch size: 19076 bytes (used 59% of a 32256 byte maximum) (2.56
secs)   -- webclient  - final size after to gating CC3KPrinter