Adding 'history' parameter to 'get_initial_value' method calls. This allows api based tool requests to build default parameters without having a fixed history attached to the 'trans' class
The /api/tool submit can define inputs in the payload in the format {'id' : <encoded_id>, 'src' : 'hda'}
Adding way for API based tools job submissions to copy library dataset into history
fixed it's > its typos
Fix integrated_tool_panel dictionary before writing integrated_tool_panel.xml to keep tools/workflows in multiple sections
MetadataFile shouldn't attempt to create by default without checking exists() first.
style: use link color for active bg, update tooltip JS
Fix close/delete icons in workflow editor.
Merged in mdshw5/galaxy-central-toolshed-typos (pull request #210)

fixed it's > its typos
Typo in toolshed util common.
Plugin framework: factor out page serving responsibility, add HookPluginManager subclass and PageServingPluginManager subclass; Visualization registry: inherit from PageServingPluginManager
Buttons and submit inputs always get the default .btn style
style: Restore margin to bottom of nav-tabs, normalize tab border colors
Plugin framework: fix relative path parsing in PluginManager
Plugin frameworks, QA: add unit tests for PluginManager, HookPluginManager, and PageServingPluginManager
Include hg19 in ucsc_build_sites.txt
Visualizations registry, QA: initial unit tests; Plugin framework unit tests: remove unneeded tests