FACES-1912 Consolidate common string constants into StringPool.java
FACES-1898 Develop alloy:outputTooltip component (refactored to use Overlay and OverlayRendererBase)
FACES-1921 Develop alloy:outputRemainingChars component tag (fixed docs)
FACES-1898 Develop alloy:dialog and alloy:popover components (fixed docs)