added a concrete GenericSqlQuery class to make it possible to configure in application context (SPR-3986)

added a concrete GenericStoredProcedure class to make it possible to configure using application context (SPR-3987)

Initial cut of feature to create factory beans using the @FactoryBean annotation within a @Component

Initial cut of feature to create factory beans using the @FactoryBean annotation within a @Component

+ Added testing-related TODOs where appropriate

+ Consolidated all remaining supporting classes into .support package, eliminating .internal.*
+ 7 public types remain

+ Eliminated @ScopedProxy in favor of @Scope(proxyMode=NO|INTERFACES|TARGET_CLASS)

+ Eliminated UsageError/Validatable/MalformedConfigurationException in favor of existing Problem/ProblemReporter types
+ Pruned a number of attributes from the @Bean and @Configuration annotations

basic conversion service impl; still need super converters, custom converters, and conversion of generic collection elements

+ Removed .ext package
+ Further reduced visibility of types wherever possible
+ Eliminated package cycles

+ Renamed ConfigurationPostProcessor -> ConfigurationClassPostProcessor
+ JavaDoc and polish for AbstractConfigurationClassProcessor

+ Updated ivy Spring dependencies from 2.5.6 -> latest.integration
+ Added src/test/resources directory to appease Spring Build

+ Removed @FactoryMethod indirection and extension point in favor of direct processing of @Bean annotations

Initial work to ensure CGLIB classes are not eagerly loaded (CGLIB should only be required if Spring users wish to process @Configuration classes)

Updated ivy and template.mf dependency metadata; added src/main/resources to quiet a spurious build error.