* removed all console statements
* sorting script: no longer creating functions within the loop
* aosp2tt9: fixed incorrect usage of a global variable
* injest-words: fixed a non-strict comparison
* remove-repeating-words: commented out the case-sensitive search function, as it may be going out of use
* the dictionary loader now supports word frequencies
* word frequency validation upon building
* added default word frequencies to all dictionaries
* updated documentation