package: update "mocha" to v1.20.1
package: update "mocha" to v1.20.1

fastest963/node-weak,robcolburn/node-weak,KenanSulayman/node-weak,EvolveLabs/electron-weak,fastest963/node-weak,kkoopa/node-weak,KenanSulayman/node-weak,kkoopa/node-weak,unbornchikken/node-weak,unbornchikken/node-weak,TooTallNate/node-weak,TooTallNate/node-weak,unbornchikken/node-weak,TooTallNate/node-weak,KenanSulayman/node-weak,robcolburn/node-weak,robcolburn/node-weak,kkoopa/node-weak,EvolveLabs/electron-weak,EvolveLabs/electron-weak,fastest963/node-weak