Allow converting all gift certificates to LJ Wallet tokens

[pauamma]

Title
Allow converting all gift certificates to LJ Wallet tokens

Short, concise description of the idea
Allow converting all gift certificates to LJ Wallet tokens

Full description of the idea
Currently, "intangible" gift certificates can't be converted to LJ Wallet tokens, or used to buy same. This limits their use considerably, since any unused amount over the purchase you use them for is lost.
An ordered list of benefits

• More flexibility for the recipients of gift certificates

An ordered list of problems/issues involved

• None that I can see for the gift certificate holders